WO2024076080A1 - 렌즈 어셈블리 및 그를 포함하는 전자 장치 - Google Patents
렌즈 어셈블리 및 그를 포함하는 전자 장치 Download PDFInfo
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- WO2024076080A1 WO2024076080A1 PCT/KR2023/014799 KR2023014799W WO2024076080A1 WO 2024076080 A1 WO2024076080 A1 WO 2024076080A1 KR 2023014799 W KR2023014799 W KR 2023014799W WO 2024076080 A1 WO2024076080 A1 WO 2024076080A1
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- Prior art keywords
- lens
- contact point
- barrel
- optical axis
- subject
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B30/00—Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
Definitions
- One embodiment of the present disclosure relates, for example, to a lens assembly and an electronic device including the same.
- Portable electronic devices are being released in various sizes depending on the function to be implemented and/or the user's preference, and much research is being conducted to implement a large screen to ensure visibility and increase convenience of user operation.
- the display in order to implement a large screen in an electronic device, it is advantageous for the display to have as large an area exposed to the outside as possible, and for this purpose, it is advantageous to use members (e.g. bezels) surrounding the display and/or parts arranged overlapping with the display ( It may be important to miniaturize the size or structure (e.g. camera).
- the smaller the size of the lens barrel of the camera module or the camera housing surrounding the camera module is, the easier it will be to implement a large screen on the display.
- Design is in progress to minimize the outer diameter of the camera module (e.g., minimizing the thickness of the lens barrel) to minimize the area of the camera exposed to the outside through the front plate (e.g., window) of the electronics, Design may have limitations.
- an electronic device comprising: a front plate; A display panel laminated on the back of the front plate and including at least one camera hole; And a lens barrel including a head portion protruding in the direction of the front plate and an optical aperture surrounded by the head portion; And an optical axis within the lens barrel It may include a camera module including a plurality of lenses arranged in alignment. Among the plurality of lenses included in the lens assembly, a first lens closer to the subject may be disposed within the optical aperture, and an outer diameter including a rib of the first lens closer to the subject may be smaller than an outer diameter of the head of the lens barrel.
- an electronic device includes: a front plate; A display panel laminated on the back of the front plate and including at least one camera hole; and a lens barrel including a head portion protruding in the direction of the front plate, an optical aperture surrounded by the head portion, and a protruding barrel space.
- An electronic device including a camera module including; and a plurality of lenses arranged with optical axes aligned within the lens barrel can be provided.
- a first lens close to the subject side contacts the inner surface of the lens barrel through a first contact point and a second contact point
- a second lens close to the subject side contacts the second lens through a third contact point
- a second lens close to the subject side is in contact with the first lens close to the subject side through a fourth contact point, in contact with the inner surface of the lens barrel through a fifth contact point, and in contact with the third lens close to the subject side through a sixth contact point
- the optical axis The distance from the first contact point and the distance from the optical axis to the third contact point are each smaller than the distance from the optical axis to the second contact point
- the distance from the optical axis to the fourth contact point is smaller than the distance from the optical axis to the second contact point.
- the distance from the optical axis to the sixth contact point may be greater than the distance from the optical axis to the second contact point.
- FIG. 1 is a front perspective view of an electronic device according to an embodiment of the present disclosure.
- Figure 2 is a rear perspective view of an electronic device, according to an embodiment of the present disclosure.
- Figure 3 is an exploded perspective view of a front plate, a display panel, and an optical lens module, according to an embodiment of the present disclosure.
- Figure 4 is a diagram of an electronic device including a front camera, according to one embodiment.
- Figure 5 is a diagram of an electronic device including a front camera, according to one embodiment.
- FIG. 6 is a diagram illustrating a camera module including a lens barrel including a miniaturized head portion and a plurality of lenses disposed within the lens barrel, according to an embodiment (first comparative example).
- FIG. 7 is a diagram illustrating a camera module including a lens barrel including a miniaturized head portion and a plurality of lenses disposed within the lens barrel, according to an embodiment (second comparative example).
- FIG. 8 is a diagram illustrating a camera module including a lens barrel including a miniaturized head portion and a plurality of lenses disposed within the lens barrel, according to an embodiment of the present disclosure.
- FIG. 9 is an enlarged view of a camera module of part A of the embodiment of FIG. 8.
- Figure 10 is a diagram showing the arrangement relationship between a camera hole and a camera module, according to an embodiment of the present disclosure.
- FIG. 1 is a front perspective view of an electronic device 100 according to various embodiments of the present disclosure.
- Figure 2 is a rear perspective view of the electronic device 100 according to various embodiments of the present disclosure.
- the vertical width direction of the electronic device 100 may be defined as the 'Y direction'
- the horizontal width direction may be defined as the 'X direction'
- the height direction may be defined as the 'Z direction'.
- the direction in which a component is oriented may be referred to as 'yin/yang (-/+)' in addition to the Cartesian coordinate system illustrated in the drawing.
- a first direction in which the first side 110A (or the front) of the electronic device 100 faces and a second direction in which the second side 110B (or the back) faces.
- '+Z direction' and '-Z direction' may be shown together.
- 'yin/yang (-/+)' When describing the direction, if 'yin/yang (-/+)' is not described, it may be interpreted as including the + direction unless otherwise defined. That is, 'X direction' can be interpreted as including the +X direction, 'Y direction' can be interpreted as including the +Y direction, and 'Z direction' can be interpreted as including the +Z direction.
- heading toward any one of the three axes of the Cartesian coordinate system may include heading in a direction substantially parallel to the axis. Note that this is based on the Cartesian coordinate system described in the drawings for brevity of explanation, and that the description of directions or components does not limit the various embodiments of the present disclosure.
- the “optical axis direction” may be parallel to the Z direction.
- the electronic device 100 includes a front side (110A), a back side (110B), and a side surface (110C) surrounding the space between the front side (110A) and the back side (110B).
- a housing 110 may include a housing 110 including.
- the housing 110 may refer to a structure that forms part of the front 110A of FIG. 1, the back 110B and the side 110C of FIG. 2.
- the front surface 110A includes a front plate 102 (e.g., a glass plate including various coating layers, or a polymer plate), at least a portion of which is substantially transparent (hereinafter referred to as 'window member 102'). can be formed).
- the back side 110B may be formed by the back plate 111.
- the rear plate 111 may be formed of, for example, glass, ceramic, polymer, metal (eg, aluminum, stainless steel (STS), or magnesium), or a combination of at least two of these materials.
- the side 110C combines with the front plate 102 and the back plate 111 and may be formed by a side bezel structure (or “side member”) 118 comprising metal and/or polymer.
- the back plate 111 and the side bezel structure 118 may be integrally formed and include the same material (eg, glass, a metallic material such as aluminum, or ceramic).
- the front plate 102 has two first edge regions 110D that are curved from the front side 110A toward the back plate 111 and extend seamlessly, the front plate (110D) 102) can be included at both ends of the long edge.
- the rear plate 111 has two second edge regions 110E that extend seamlessly by bending from the rear 110B toward the front plate 102, at both ends of the long edge.
- the front plate 102 (or the rear plate 111) may include only one of the first edge areas 110D (or the second edge areas 110E). In another embodiment, some of the first edge areas 110D or the second edge areas 110E may not be included.
- the side bezel structure 118 when viewed from the side of the electronic device 100, has a side that does not include the first edge regions 110D or the second edge regions 110E.
- the side may have a first thickness (or width), and the side including the first edge areas 110D or the second edge areas 110E may have a second thickness that is thinner than the first thickness.
- the electronic device 100 includes a display panel 101, an audio module 103, 107, and 114, a sensor module, a camera module 105, 112, and 113, a key input device 117, and It may include at least one of the connector holes 108 and 109. In some embodiments, the electronic device 100 may omit at least one of the components (eg, the connector hole 109) or may additionally include another component.
- the display panel 101 may be visually exposed through, for example, a significant portion of the front plate 102. In some embodiments, at least a portion of the display panel 101 may be exposed through the front plate 102 forming the front surface 110A and the first edge areas 110D. In some embodiments, the edges of the display panel 101 may be formed to be substantially the same as the adjacent outer shape of the front plate 102. In another embodiment (not shown), in order to expand the area where the display panel 101 is exposed, the distance between the outer edge of the display panel 101 and the outer edge of the front plate 102 may be formed to be substantially the same.
- the surface of the housing 110 may include a screen display area formed as the display panel 101 is visually exposed.
- the screen display area may include the front surface 110A and first edge areas 110D.
- a recess or opening is formed in a portion of the screen display area (e.g., front surface 110A, first edge area 110D) of the display panel 101, and the It may include at least one of an audio module 114, a sensor module (not shown), a light emitting element (not shown), and a camera module 105 aligned with the access or the opening.
- an audio module 114, a sensor module (not shown), a camera module 105, a fingerprint sensor (not shown), and a light emitting device are installed on the back of the screen display area of the display panel 101. It may include at least one element (not shown).
- the display panel 101 is coupled to or adjacent to a touch detection circuit, a pressure sensor capable of measuring the intensity (pressure) of touch, and/or a digitizer that detects a magnetic field type stylus pen. It can be placed like this.
- At least a portion of the key input device 117 may be disposed in the first edge areas 110D and/or the second edge areas 110E.
- the audio modules 103, 107, and 114 may include, for example, a microphone hole 103 and speaker holes 107 and 114.
- a microphone for acquiring external sound may be placed inside the microphone hole 103, and in some embodiments, a plurality of microphones may be placed to detect the direction of the sound.
- the speaker holes 107 and 114 may include an external speaker hole 107 and a receiver hole 114 for calls.
- the speaker holes 107 and 114 and the microphone hole 103 may be implemented as one hole, or a speaker may be included without the speaker holes 107 and 114 (e.g., piezo speaker).
- the audio modules 103, 107, and 114 are not limited to the above structure, and can be designed in various ways, such as installing only some audio modules or adding new audio modules, depending on the structure of the electronic device 100.
- a sensor module may generate, for example, an electrical signal or data value corresponding to an internal operating state of the electronic device 100 or an external environmental state.
- the sensor module may include, for example, a first sensor module (not shown) (e.g., proximity sensor) and/or a second sensor module (not shown) disposed on the front 110A of the housing 110 ( For example, a fingerprint sensor), and/or a third sensor module (not shown) (e.g., HRM sensor) and/or a fourth sensor module (not shown) disposed on the rear side (110B) of the housing 110 (e.g., may include a fingerprint sensor).
- the fingerprint sensor may be disposed on the front 110A (eg, display panel 101) as well as the rear 110B of the housing 110.
- the electronic device 100 may include sensor modules not shown, for example, a gesture sensor, a gyro sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, a temperature sensor, It may further include at least one of a humidity sensor or an illuminance sensor (not shown).
- the sensor module (not shown) is not limited to the above structure, and may be designed in various ways, such as installing only some sensor modules or adding a new sensor module, depending on the structure of the electronic device 100.
- the camera modules 105, 112, and 113 include, for example, a front camera module 105 disposed on the front 110A of the electronic device 100, and a rear camera module 105 disposed on the rear 110B. It may include a camera module 112 and/or a flash 113.
- the camera modules 105 and 112 may include one or more lenses, an image sensor, and/or an image signal processor.
- the flash 113 may include, for example, a light emitting diode or a xenon lamp. In some embodiments, two or more lenses (an infrared camera, a wide-angle lens, and a telephoto lens) and image sensors may be placed on one side of the electronic device 100.
- the camera modules 105, 112, and 113 are not limited to the above structure, and can be designed in various ways, such as installing only some camera modules or adding new camera modules, depending on the structure of the electronic device 100.
- the electronic device 100 may include a plurality of camera modules (e.g., a dual camera or a triple camera) each having different properties (e.g., angle of view) or functions.
- a plurality of camera modules 105 and 112 including lenses having different angles of view may be configured, and the electronic device 100 may perform a camera operation in the electronic device 100 based on the user's selection.
- the angle of view of the modules 105 and 112 can be controlled to change.
- at least one of the plurality of camera modules 105 and 112 may be a wide-angle camera, and at least another one may be a telephoto camera.
- the plurality of camera modules 105 and 112 include at least one of a wide-angle camera, an ultra-wide-angle camera, a macro camera and a telephoto camera, or an IR (infrared) camera (e.g., a time of flight (TOF) camera, a structured light camera). can do.
- the IR camera may operate as at least part of the sensor module.
- the TOF camera may operate as at least part of a sensor module (not shown) to detect the distance to the subject.
- the key input device 117 may be disposed on the side 110C of the housing 110.
- the electronic device 100 may not include some or all of the key input devices 117 mentioned above, and the key input devices 117 not included may include soft keys and soft keys on the display panel 101. It can be implemented in the same other form.
- the key input device may include a sensor module (not shown) disposed on the rear surface 110B of the housing 110.
- a light emitting device may be disposed, for example, on the front surface 110A of the housing 110.
- a light emitting device may provide status information of the electronic device 100 in the form of light.
- a light emitting device may provide, for example, a light source linked to the operation of the front camera module 105.
- Light-emitting devices may include, for example, LEDs, IR LEDs, and/or xenon lamps.
- the connector holes 108 and 109 are, for example, a first connector hole that can accommodate a connector (for example, a USB connector) for transmitting and receiving power and/or data with an external electronic device. (108), and/or may include a second connector hole (eg, earphone jack) 109 that can accommodate a connector for transmitting and receiving audio signals to and from an external electronic device.
- the connector holes 108 and 109 are not limited to the above structure, and can be designed in various ways, such as installing only some connector holes or adding new connector holes, depending on the structure of the electronic device 100.
- the electronic device has a bar-type or plate-type appearance, but the present disclosure is not limited to this.
- the illustrated electronic device may be part of a rollable electronic device, a slideable electronic device, or a foldable electronic device.
- 'UDC' under display camera
- the camera modules 105, 112, and 113 may be described as an example of the 'camera module 105' disposed facing the front plate 102.
- the description is based on the front camera module 105 of FIG. 1, but this is for convenience of explanation and will also apply to the description of the rear camera modules 112 and 113. It should be noted that this may be possible.
- Figure 3 is an exploded perspective view of the front plate 102, display panel 101, and camera module 105, according to one embodiment of the present disclosure.
- the front plate 102 may be made of a substantially transparent material.
- it may be formed by a glass plate or polymer plate including various coating layers.
- the display panel 101 may be exposed so that the screen displayed on the display can be viewed from the outside through a significant portion 102A of the front plate 102.
- a polarizing layer may be further included between the front plate 102 and the display panel 101.
- the polarizing layer may allow only light of a specific wavelength to pass through the screen displayed on the display panel 101 or the amount of light incident on the display panel 101.
- the camera module 105, and/or the sensor module (not shown) is located in the internal space of the electronic device 100 and is connected to the external environment through a designated area of the display panel 101 and the front plate 102. It can be placed so that it is exposed to.
- the designated area may be an area in the display panel 101 where the number of pixels is smaller than that of other areas adjacent to the designated area.
- at least a portion of the designated area may overlap the camera module 105 and/or the sensor module.
- the fact that the camera module 105 overlaps at least a portion of the designated area may mean that the angle of view of the camera module 105 corresponds to the designated area.
- some sensor modules may be arranged to perform their functions without being visually exposed through the front plate 102 in the internal space of the electronic device.
- the display panel 101 may include a camera hole 101a.
- the camera hole 101a may be formed in a designated area with a smaller number of pixels than other adjacent areas.
- the camera hole 101a may be formed by drilling at least a portion of the display panel 101.
- a portion of the display panel 101 may be perforated, and the perforated portion may be covered with the front plate 102.
- the camera hole 101a may be formed as a physically empty portion without being filled with any component such as a cavity, groove, or recess, but is necessarily limited to this. This does not mean that it is possible, and may simply refer to a designated area where the number of pixels is less than that of the surrounding area. In an electronic device including a UDC, the camera hole 101a may be formed to be visually difficult to distinguish from other adjacent areas.
- the camera hole 101a has a predetermined diameter and may be formed at a position corresponding to the lens assembly included in the camera module 105.
- the camera hole 101a provided in the display panel 101 is connected to a plurality of lenses and an optical axis (hereinafter, The optical axis (O-I) of FIG. 4, which will be described later, may be aligned.
- Figure 4 is a diagram of an electronic device including a front camera, according to one embodiment.
- Figure 5 is a diagram of an electronic device including a front camera, according to one embodiment. 4 and 5 may show the plurality of lenses 210 of the camera module 200 and the camera hole 101a aligned along the optical axis (O-I).
- the camera module 200 may include a plurality of lenses 210 aligned along the optical axis (O-I) and a lens barrel 220 that at least partially surrounds the plurality of lenses 210.
- the lens barrel 220 may include a head portion 221 located at an end of the lens barrel 220 and an optical opening (O.O.) surrounded by the head portion 221.
- the head portion 221 may protrude toward the front plate 102 and/or the display panel 101.
- the camera module 200 may include a barrel space 222 formed by the lens barrel 220 protruding to one side.
- the barrel space 222 may refer to an optical opening (O.O.) and a space formed on the rear surface of the head portion 221 forming the optical opening (O.O.). At least one lens may be accommodated in the barrel space 222.
- the head portion 221 protrudes further from one side of the lens barrel 220 toward the front plate 102 and/or the display panel 101 and is at least partially inserted into the camera hole 101a. It is shown.
- the embodiment of FIG. 5 may further include a protruding barrel space 223 extending from the barrel space 222 toward the front plate 102 and/or the display panel 101.
- the barrel space 222 and the protruding barrel space 223 are not physically separated, for convenience of explanation, the barrel space 222 and the protruding barrel space 223 are divided by an imaginary line IL. It can be explained separately.
- the barrel space 222 may be referred to as a first barrel space 222, and the protruding barrel space 223 may be referred to as a second barrel space 223.
- the head portion 221 is at least partially accommodated in the camera hole 101a, thereby forming the protruding barrel space 223.
- the size of the protruding barrel space 223 may be proportional to the height of the head portion 221. The higher the height of the head portion 221, the larger the size of the protruding barrel space 223, and the larger the protruding barrel space 223 is. ), the smaller the height, the smaller the size of the protruding barrel space 223 may be.
- the optical aperture (O.O.) is aligned with the camera hole 101a and the optical axis (O-I) while the head portion 221 of the lens barrel 220 is spaced apart from the camera hole 101a. do.
- the optical aperture O.O. is aligned with the camera hole 101a and the optical axis O-I. What has been done is shown.
- the optical aperture (O.O.) and the camera hole 101a are formed at substantially the same height when measuring the height in the Z direction from one side of the lens barrel 220. It can be.
- the camera module 200 may have an optical axis (O-I) from the subject (or external object) side (O, object side) to the image side (I, image side).
- O-I optical axis
- the object side may indicate the direction in which the object is located
- the image side may indicate the direction in which the image (I) is formed.
- the direction in which the image plane is located can be indicated.
- the "surface facing the subject" of the lens for example, refers to the front of the lens in the drawing according to an embodiment of the present disclosure as the surface on the side where the subject O is based on the optical axis O-I.
- the “surface facing the image side” refers to the side where the imaging surface is located based on the optical axis (O-I) and can represent the back of the lens in the drawing.
- the imaging surface may be, for example, a portion where an imaging device or image sensor is placed and an image is formed.
- looking toward the subject (O) along the optical axis (O-I) based on at least one lens among the plurality of lenses included in the camera module 200 is defined as facing in the first direction.
- looking toward the image side (I) along the optical axis (O-I) can be defined as facing the second direction.
- a lens e.g., the first lens L1
- the surface facing the subject O is said to face the first direction.
- a certain lens e.g, the first lens L1
- the surface facing the image side (I) can be said to face the second direction.
- the plurality of lenses 210 may be arranged with the optical axis (O-I) aligned with the image sensor and/or the camera hole 101a.
- 'the optical axis (O-I) of the plurality of lenses 210, the image sensor, and/or the camera hole 101a is aligned' means the center of the image sensor and/or the camera of the plurality of lenses 210. This may mean that the center of the hole 101a is located on each optical axis (O-I).
- the optical axis (O-I) alignment can be implemented by performing a vision align operation in the process of assembling the camera module 200 to the electronic device 100. Referring to the drawings of FIG. 6 and below, at least two lenses are shown aligned along the optical axis (O-I). However, this is only an example and does not limit the scope of the present disclosure.
- the field of view (FOV) of the camera module 200 is the first lens 211 from the subject side (O) among the plurality of lenses 210.
- the factors for determining the angle of view of the camera module 200 are the distance between the first lens 211 and the head 221 from the subject side (O), and/or the first lens 211 from the subject side (O) ) and the distance to the camera hole 101a may further be included.
- the electronic device 100 according to the embodiment shown in FIG. 4 is an example of a front camera, with the head portion 221 of the lens barrel 220 spaced apart from the display panel 101 by a predetermined distance.
- a camera module 200 whose optical axis (O-I) is aligned with the camera hole 101a of the display panel 101 may be disclosed.
- it may be difficult to secure a wide angle of view because the distance between the camera hole 101a and the first lens 211 from the subject side (O) is long.
- the electronic device 100 according to the embodiment shown in FIG. 5 is another example of a front camera, in which the head portion 221 of the lens barrel 220 is connected to the camera hole 101a of the display panel 101.
- the camera module 200 may be launched with the optical axis (O-I) aligned with the camera hole 101a of the display panel 101 in at least a partially accommodated state.
- the electronic device 100 according to the embodiment shown in FIG. 5 can position the head portion 221 of the lens barrel 220 inside the camera hole 101a, so that the camera hole 101a and the subject side (O ), the distance between the first lens 211 can be designed closer, making it easy to secure a relatively wide angle of view.
- the head portion 221 may be formed to have a predetermined height H1 on one side of the lens barrel 220.
- the height H1 of the head portion 221 may be set in consideration of factors such as the depth of the camera hole 101a and the distance between the lens barrel 220 and the display panel 101.
- the height H1 of the head 221 may be designed to be greater than the depth of the camera hole 101a, and the display panel 101 and the lens barrel 220 may be designed to have a predetermined size to prevent them from contacting each other. It may also be designed taking tolerances into account.
- a damper (not shown) may be provided between the camera module 200 and the display panel 101 to prevent impact, and the height H1 of the head portion 221 is determined by this damper. It may be designed by additionally considering the location and/or height.
- the first lens 211 is shown from the subject side (O) among the plurality of lenses 210.
- a plurality of lenses 211 are shown.
- the shape of each lens included in the lenses 210 and the arrangement within the lens barrel 220 may vary depending on the embodiment.
- the position of the first lens 211 from the subject side (O) may be set differently as shown, and may be located closer to or further from the camera hole 101a, It should be noted that the relative position of the camera hole 101a may change depending on the auto focusing (AF) operation of the camera module 300 during the operation of the electronic device 100.
- AF auto focusing
- miniaturizing the head portion 221 of the lens barrel 220 and designing a plurality of lenses 210 based on the miniaturized head portion 221 is an electronic device including a front camera. This may be advantageous in terms of reducing the size of the camera hole 101a at 100 and securing the angle of view required for the camera module 200.
- the camera module 200 including a lens barrel 220 including a miniaturized head portion 221 and a plurality of lenses 210 disposed within the lens barrel 220 is shown in FIGS. 6 to 10 below.
- FIGS. 6 to 10 are explained based on the state in which the head portion 221 of the lens barrel 220 is at least partially accommodated in the camera hole 101a of the display panel 101, as previously described in the embodiment of FIG. 5. can do.
- FIGS. 6 to 10 can be explained assuming that the head portion 221 has substantially the same height H1.
- FIGS. 6 to 10 below can be explained based on the state in which at least one lens is disposed inside the protruding barrel space 223 of the lens barrel 220, as previously described in the embodiment of FIG. 5. .
- an image sensor may be included in the camera housing of the camera module 200 or may be mounted on the electronic device 100 on which the camera module 200 is mounted.
- an image sensor is a sensor mounted on a circuit board (not shown), etc. and aligned with the optical axis (O-I), and can respond to light.
- the image sensor may include, for example, a complementary metal-oxide semiconductor (CMOS) sensor or a charge coupled device (CCD).
- CMOS complementary metal-oxide semiconductor
- CCD charge coupled device
- the image sensor is not limited to this and may include, for example, various elements that convert an image of a subject into an electrical image signal.
- An image sensor (not shown) may acquire an image of an object by detecting brightness information, grayscale information, color information, etc. about the object from light that has passed through the plurality of lenses 210.
- the lens barrel 220 may be formed to at least partially surround the plurality of lenses 210, the film mask 217, and/or the spacer 218.
- the lens barrel 220 stably seats the plurality of lenses 210, the film mask 217, and/or the spacer 218, blocks external light, and prevents the electronic device 100 from falling and electronics. It may serve to prevent foreign substances from entering the device 100.
- the plurality of lenses 210 are oriented, for example, in an optical axis (O-I) direction (e.g., a direction from the subject O in FIGS. 4 and/or 5 to the image (I) side. )
- O-I optical axis
- the plurality of lenses 210 may include an additional lens, for example, a third lens from the subject side (O), that is, a third lens (e.g., the third lens 213 in FIG. 8). there is.
- the plurality of lenses 210 may include a fourth lens, that is, a fourth lens (eg, the fourth lens 214 in FIG. 8) from the subject side (O).
- the plurality of lenses 210 may include a fifth lens, that is, a fifth lens (eg, the fifth lens 215 in FIG. 8) from the subject side (O).
- the first lens 211 includes a surface S1 facing the subject side and a surface S2 facing the image side, and according to one embodiment, a portion of the surface S1 facing the subject side is a lens. It can be exposed to the outside through the optical opening (O.O.) of the barrel 220.
- the second lens 212 may include a surface S3 facing the subject and a surface S4 facing the image.
- the third lens 213, fourth lens 214, and fifth lens 215 may also include a surface facing the subject and a surface facing the image, respectively, but detailed descriptions thereof will be omitted.
- the side closer to the optical axis (O-I) of each lens may be referred to as the 'chief portion', and the side farther from the optical axis (O-I) may be referred to as the 'chief portion' ( (or near the edge of the lens) may hereinafter be referred to as the 'marginal portion'.
- the chief portion may be a portion of the first lens 211 that intersects the optical axis O-I.
- the marginal portion may be, for example, a portion of the first lens 211 that is spaced a predetermined distance away from the optical axis.
- the marginal portion may include, for example, an end portion of the lens that is furthest from the optical axis (O-I) of the lens.
- the peripheral portion of the lens included in the plurality of lenses 210 may be a portion corresponding to a non-effective diameter, and in the following description is referred to as a ‘rib (or flange). It can be referred to as '.
- the non-effective diameter of the lens may mean a part of the lens that does not correspond to the effective diameter.
- the effective diameter of a lens refers to the distance in the direction perpendicular to the optical axis (O-I) from the center of the lens corresponding to the substantial area through which light rays pass through the lens, and the non-effective diameter of the lens refers to the distance from the end of the effective diameter of the lens. It can refer to the remaining part of the lens extending down to the barrel.
- the effective diameter L1 of the first lens 211 is shown. To facilitate understanding of the embodiment, the effective diameter L1 of the first lens 211 all have the same diameter. This is assumed and explained.
- each component of the camera module 200 including a plurality of lenses 210 and the lens barrel 220 passes through the chief portion of the lens. Since line symmetry is achieved based on the optical axis (O-I), the description of one side based on the optical axis (O-I) can be applied mutatis mutandis to the description of the other side based on the optical axis (O-I).
- FIG. 6 is a diagram illustrating a camera module including a lens barrel including a miniaturized head portion and a plurality of lenses disposed within the lens barrel, according to an embodiment (first comparative example).
- FIG. 6 for convenience of explanation, only a portion of the first lens 211 and the second lens 212 and the lens barrel 220 surrounding them may be shown.
- the camera module 200 including a miniaturized head portion 221 has a first lens 211 with a central thickness T1 secured.
- the rib of (211) extends in the direction of the second lens 212 further than the effective diameter portion of the second surface (S2) of the first lens 211, and the second lens 212
- the size of the head portion 221 can be made small by applying a structure that seats it on the non-effective diameter portion of the first side (S3).
- the camera module 200 including the miniaturized head portion 221 according to one embodiment may be disposed on the barrel space 223 where only the first lens 211 protrudes. At this time, the outer diameter D1 of the first lens 211 may be larger than the outer diameter D2 of the head portion 221 of the lens barrel 220 (D2 ⁇ D1).
- the camera module 200 including a miniaturized head portion 221 has an outermost diameter including the ribs of the first lens 211 as D1, and the lens barrel 220 head.
- the outermost diameter of the part 221 is D2
- the outermost diameter including the rib of the second lens 212 is D3
- the height of the part protruding from the lens barrel 220 to one side, that is, the head part 221, is H1, and 1
- the central thickness of the lens 221 it may include elements expressed by the following [Equation 1], [Equation 2], and [Equation 3].
- the camera module 200 including a miniaturized head portion 221 has only the first lens 211 disposed on the protruding barrel space 223,
- the size of the head portion 221 is adjusted by applying a structure in which the rib of the first lens 211 is seated on the non-effective diameter portion of the first surface (S3) of the second lens 212. It can be formed small.
- the relationship between the outermost diameter D1 including the ribs of the first lens 211, the outermost diameter D2 of the head portion 221 of the lens barrel 220, and the outermost diameter D3 including the ribs of the second lens 212 is as above [ [Equation 1] can be satisfied.
- the technical difficulty increases as the outermost diameter (D1) of the first lens 211, that is, the rib, becomes larger. It may have the disadvantage of poor mold injection properties and high manufacturing costs.
- the camera module 200 including a miniaturized head portion 221 according to an embodiment (first comparative example) has a rib and a portion connected to the rib compared to the central thickness (T1) of the first lens 221. As it is a thin structure, there may be difficulties in securing impact resistance and optical performance.
- the central thickness (T1) of the first lens 211 is less than that of the lens barrel for injection stability. It can be applied only when the protruding part of 220 is larger than the height H1 of the head 221, and there may be a limitation that it can only be applied to wide-angle cameras with a field of view (FOV) of 90 degrees or less.
- FOV field of view
- FIG. 7 shows a camera module including a lens barrel 220 including a miniaturized head portion and a plurality of lenses 210 disposed within the lens barrel 220, according to an embodiment (second comparative example). This is a drawing showing .
- the camera module 200 including a miniaturized head portion 221 has an air gap between the first lens 211 and the second lens 212 and the first lens ( 211) and the outer diameters D1 and D3 of each of the second lenses 212 can be minimized, and the rib lengths of the first lens 211 and the second lens 212 can be made as short as possible.
- the camera module 200 including a miniaturized head part 221 according to an embodiment (second comparative example) has a barrel space 223 in which the first lens 211 and the second lens 212 protrude together. ) can be placed on.
- the outer diameter D1 of the first lens 211 is smaller than the outer diameter D2 of the head portion 221 of the lens barrel 220 (D1 ⁇ D2)
- the outer diameter D3 of the second lens 212 is also smaller. It may be smaller than the outer diameter D2 of the head portion 221 of the lens barrel 220 (D3 ⁇ D2).
- the camera module 200 including a miniaturized head portion 221 has an outermost diameter including the ribs of the first lens 211 as D1, and the lens barrel 220 head.
- the outermost diameter of the part 221 is D2
- the outermost diameter including the rib of the second lens 212 is D3
- the height of the part protruding from the lens barrel 220 to one side, that is, the head part 221, is H1, and 1
- the central thickness of the lens 221 it may include elements expressed by the following [Equation 4], [Equation 5], and [Equation 6].
- the camera module 200 including a miniaturized head portion 221 has an air gap between the first lens 211 and the second lens 212 and the first lens (
- the head portion 221 is formed by minimizing the outer diameters D1 and D3 of each of the first lens 211 and the second lens 212 and placing the first lens 211 and the second lens 212 on the protruding barrel space 223. ) can be made small in size.
- the relationship between the outermost diameter D1 including the ribs of the first lens 211, the outermost diameter D2 of the head portion 221 of the lens barrel 220, and the outermost diameter D3 including the ribs of the second lens 212 is as above [ [Equation 4] can be satisfied.
- the camera module 200 including a miniaturized head portion 221 according to an embodiment sets the effective diameters of the first lens 211 and the second lens 212 to be similar, Optical design conditions may be limited, such as reducing the air gap between the first lens 211 and the second lens 212.
- second comparative example the distance from the starting point of the angle of view to the top of the barrel, that is, the head 221 Since is shorter than the previously discussed embodiment (first comparative example), it may be necessary to add a lens to the protruding barrel space 223 for design stability.
- adding a lens to the camera module 200 may be disadvantageous compared to other embodiments (eg, the first comparative embodiment) in terms of cost or controlling optical performance.
- the camera module 200 including the miniaturized head portion 221 according to one embodiment has a field of view (FOV) of 90, similar to the above-described embodiment (first comparative example).
- FOV field of view
- FIG. 8 shows a camera module 200 including a lens barrel 220 including a miniaturized head portion and a plurality of lenses 210 disposed within the lens barrel 220, according to an embodiment of the present disclosure. This is a drawing that represents.
- the first lens e.g., first lens 211 close to the subject side (O) has a protruding barrel space (e.g. : Can be placed within the protruding barrel space 223 in FIG. 5.
- the second lens e.g. second lens 212 close to the subject side (O) may not be disposed in the protruding barrel space 223.
- the second lens e.g., the second lens 212) close to the subject side (O) may be located outside the protruding barrel space 223 (located adjacent to the protruding barrel space 223 within the lens barrel 220). You can.
- the outer diameter D1 including the ribs of the first lens (e.g., the first lens 211) close to the subject side (O) may be formed to be smaller than the outer diameter D2 of the head portion 221 of the lens barrel 220. there is.
- the outer diameter D2 of the head portion 221 of the lens barrel 220 may be smaller than the outer diameter D3 including the rib of the second lens (e.g., the second lens 212) close to the subject side (O). there is.
- the camera module 200 including the miniaturized head portion 221 has the outermost diameter including the ribs of the first lens 211 as D1, and the head portion of the lens barrel 220 ( 221), the outermost diameter including the ribs of the second lens 212 is D3, the height of the part protruding from the lens barrel 220 to one side, that is, the head portion 221, is H1, and the first lens is D2.
- T1 When the central thickness of (221) is T1, it may include elements expressed by the following [Equation 7], [Equation 8], and [Equation 9].
- the outer diameter D1 of the first lens 211 is designed to be as close as possible to the effective diameter L1, so that the ribs of the first lens 211 can have a very short length.
- the head portion 221 can be miniaturized by disposing only the first lens 211 in the protruding barrel space 223.
- the second lens Unlike being seated on the first surface S3 of 212, in the embodiment shown in FIG. 8, the entire first lens 211 may be disposed on the protruding barrel space 223.
- the outermost diameter (D3) of the second lens 212 is formed to be larger than the outer diameter (D2) of the head portion 221 so that the second lens 212 can be stably seated on the third lens 213.
- the second lens 212 has a shape of a rib including an end that contacts the inner surface of the lens barrel 220 from the starting point of the non-effective mirror, and has a first surface (S3) and a second surface (S4) of the second lens 212. All may be formed in the shape of a hill (or ridge) with a gentle overall slope toward the subject side (O) (first direction).
- the design of the center thickness of the first lens 211 is free (T1 thickness is greater than that of the head portion 221). It can have a stable structure that can secure injection properties and impact resistance (even if the height is smaller than H1). Additionally, according to an embodiment of the present disclosure, it may have the advantage of being able to implement an ultra-wide angle of view (e.g., approximately 100 degrees or more).
- an ultra-wide angle of view e.g., approximately 100 degrees or more.
- there are no restrictions on the effective diameters of the first lens 211 and the second lens 212 there are no restrictions on the effective diameters of the first lens 211 and the second lens 212, and the distance between the first lens 211 and the second lens 212 is There may also be no restrictions on air spacing. Even if the distance from the starting point of the angle of view to the head 221 is shortened, it is possible to provide the camera module 200 that implements an ultra-wide angle of view (e.g., approximately 100 degrees or more) using a minimum number of lenses.
- FIG. 9 is an enlarged view of a camera module of part A of the embodiment of FIG. 8. With reference to FIG. 9 , the components and arrangement of the first lens 211 and the second lens 212 of the present disclosure will be described in more detail.
- the first lens 211 contacts the inner surface of the lens barrel 220 through the first contact point 211a and the second contact point 211b, and the second lens 212 and the third contact point It may be formed to contact through (211c).
- the second contact point 211b may be formed at the largest outer diameter of the first lens 211.
- the inner surface of the lens barrel 220 may have a shape corresponding to an assembly of a plurality of lenses.
- the inner surface of the lens barrel 220 of the present disclosure includes a first part 220a corresponding to the miniaturized head part 221, a second part 220b in contact with the rib of the first lens 211, It may include a third part 220c in contact with the rib of the second lens 212, and a fourth part 220d in contact with the rib of the third lens 213.
- the inner surface of the lens barrel 220 may have an inner surface structure in which a plurality of stepped portions and a plurality of inclined portions are formed in combination.
- the shape of the inner surface of the lens barrel 220 may be formed somewhat differently depending on the embodiment.
- the inner surface of the lens barrel 220 includes a first part 220a and a second part 220b formed at different positions, and the first part 220a and the second part (220b) can face different directions.
- the first part 220a may be located on the inner side (or back side) of the head portion 221 and face the Z direction.
- the second part 220b may be oriented in a direction approximately perpendicular to the Z direction (eg, X direction) at a position spaced apart from the head portion 221.
- the lens barrel 220 may further include a middle portion 221a formed between the first portion 220a and the second portion 220b.
- the middle portion 221a has a thin portion extending from the lens barrel 220 to the head portion 221, its thickness may be increased to improve durability.
- the middle portion 221a may be formed to be inclined with respect to the first portion 220a and the second portion 220b.
- the inner surface of the lens barrel 220 has a first contact point 211a and a second contact point 211b of the first lens 211 in two parts 220a and 220b formed at different positions. can come into contact with According to one embodiment, the first contact point 211a of the first lens 211 contacts the portion 220a of the lens barrel 220 facing the Z direction, and the second contact point 211b of the first lens 211 ) may be in contact with the portion 220b facing a direction approximately perpendicular to the Z direction (eg, X direction) of the lens barrel 220.
- the first contact point 211a of the first lens 211 is formed on the non-effective mirror portion of the object side surface S1 of the first lens 211, and the second contact point 211a of the first lens 211
- the third contact point 211c in contact with the lens 212 may be formed in a non-effective mirror portion of the image side S2 of the first lens 211.
- the second contact point 211b may be formed at the end of the rib of the first lens 211.
- the distance from the optical axis (O-I) to the first contact point (211a) and the distance from the optical axis (O-I) to the third contact point (211c) are, respectively, from the optical axis (O-I) to the second contact point (211a) 211b) can be formed to be smaller than the distance to .
- the first contact point 211a and the third contact point 211c of the first lens 211 may have a structure formed at a position closer to the optical axis O-I than the second contact point 211b.
- the first lens 211 is supported by the inner surface of the lens barrel 220 and the second lens 212 through the first contact point 211a, the second contact point 211b, and the third contact point 211c. It is possible to have a stable contact structure on the protruding barrel space 223 of the barrel 220.
- the contact length between the inner surface (e.g., 220a) of the lens barrel of the first lens 211 and the first contact point 211a is formed to be approximately 0.1 mm or less, and the inner surface of the lens barrel ( Example: The contact length between 220b) and the second contact point 211b is approximately 0.1 mm or less, and the contact length between the second lens 212 and the third contact point 211c of the first lens 211 is It can be formed to be approximately 0.1 mm or less.
- the first lens 211 can be stably contacted despite having such a short contact length at the contact points where the lens barrel 220 and the second lens 212 meet.
- the second lens 212 contacts the first lens 211 through the fourth contact point 212a, and contacts the inner surface of the lens barrel 220 through the fifth contact point 212b. and may be formed to contact the third lens 213 and the sixth contact point 212c.
- the fifth contact point 212b may be formed at the largest outer diameter of the second lens 212.
- the fourth contact point 212a is formed on the non-effective mirror portion of the object side surface S3 of the second lens 212
- the sixth contact point 212c is formed on the image side surface S4 of the second lens 212. It can be formed in the non-effective portion of.
- the distance from the optical axis (O-I) to the fourth contact point (212a) and the distance from the optical axis (O-I) to the sixth contact point (212c) are each smaller than the distance from the optical axis (O-I) to the fifth contact point (212b). It can be. Meanwhile, according to the embodiment shown in FIG. 9, the distance from the optical axis O-I to the fourth contact point 212a is smaller than the distance from the optical axis O-I to the second contact point 212b, and from the optical axis O-I The distance to the sixth contact point 212c may be greater than the distance from the optical axis O-I to the second contact point 212b.
- the second contact point 211b that contacts the inner surface (e.g., 220b) of the lens barrel 220 of the first lens 211 is located on the subject side surface S3 of the second lens 212.
- the 4th contact point 212a is disposed on the inside (relatively closer to the optical axis (O-I)), and the 6th contact point 212c located on the image side surface (S4) of the second lens 212 is on the outside (relatively closer to the optical axis (O-I) ) and relatively further away).
- the camera module 200 according to an embodiment of the present disclosure has While making the head portion 221 of the lens barrel 220 small in size, the angle of view can be made large (e.g., ultra-wide angle (e.g., 100 degrees or more)), and a stably supported lens structure can be provided.
- the angle of view can be made large (e.g., ultra-wide angle (e.g., 100 degrees or more)), and a stably supported lens structure can be provided.
- the camera module 200 of the present disclosure includes other lenses (e.g., a third lens 213) excluding the first lens 211 and the second lens 212, and the lens barrel 220
- the inner surface may also have a shape corresponding to the other lenses.
- the third lens 213 contacts the second lens 212 through the seventh contact point 213a, and contacts another portion 220d of the lens barrel 220 with the eighth contact point 213b. You can contact us through However, detailed descriptions of the third lens 213 and the lens barrel 220 will be omitted below.
- Figure 10 is a diagram showing the arrangement relationship between a camera hole and a camera module, according to an embodiment of the present disclosure.
- the outer diameter D1 including the ribs of the first lens (e.g., the first lens 211) close to the subject side (O) is the outer diameter of the head portion 221 of the lens barrel 220.
- (D2) can be formed smaller.
- the outer diameter D2 of the head portion 221 of the lens barrel 220 may be smaller than the outer diameter D3 including the rib of the second lens (e.g., the second lens 212) close to the subject side (O). there is.
- the diameter D0 of at least one camera hole 101a of the camera module 200 is larger than the outer diameter D2 of the head of the lens barrel, and a second lens (e.g., a second lens 212) close to the subject side. )) may be smaller than the outer diameter (D3) including the ribs.
- an electronic device 100 includes: a front plate 102; A display panel 101 laminated on the back of the front plate 102 and including at least one camera hole 101a; and a head portion 221 protruding in the direction of the front plate, and the head portion 221 a lens barrel 220 including an optical opening (O.O.) surrounded by an optical opening (O.O.) and a protruding barrel space 223; and a plurality of lenses 210 arranged in alignment with an optical axis (O-I) within the lens barrel;
- An electronic device including a camera module 200 may be provided.
- the first lens e.g., first lens 211 close to the subject is disposed in the protruding barrel space 223, and the first lens (e.g., first lens 211) close to the subject is disposed in the protruding barrel space 223.
- the outer diameter D1 including the ribs of the first lens 211 may be smaller than the outer diameter D2 of the head of the lens barrel.
- the outer diameter D2 of the head of the lens barrel may be smaller than the outer diameter D3 including the rib of the second lens (eg, the second lens 212) close to the subject.
- the diameter (D0) of the at least one camera hole (101a) is larger than the outer diameter (D2) of the head portion of the lens barrel, and a second lens (e.g., second lens 212) close to the subject side ) may be smaller than the outer diameter (D3) including the ribs.
- the first lens e.g., the first lens 211 close to the subject is in contact with the inner surface of the lens barrel through the first contact point 211a and the second contact point 211b, and the It may contact the second lens (e.g., the second lens 212) close to the subject through the third contact point 211c.
- the second contact point 211b may be formed at the largest outer diameter of the first lens (eg, first lens 211) closest to the subject.
- the first contact point 211a is formed in a non-effective mirror portion of the object-side surface of the first lens (e.g., the first lens 211) close to the object side
- the third contact point 211c may be formed in a non-effective mirror portion of the image side of the first lens (e.g., the first lens 211) close to the subject.
- the distance from the optical axis to the first contact point 211a and the distance from the optical axis to the third contact point 211c are each smaller than the distance from the optical axis to the second contact point 211b. It can be.
- the contact length between the inner surface of the lens barrel of the first lens (e.g., the first lens 211) close to the subject and the first contact point 211a is approximately 0.1 mm or less
- the contact length between the inner surface of the lens barrel and the second contact point 211b is approximately 0.1 mm or less
- the contact length between the second lens (e.g., the second lens 212) and the third contact point 211c close to the subject side is approximately 0.1 mm or less.
- the contact length may be approximately 0.1 mm or less.
- the second lens close to the subject side contacts the first lens (e.g., the first lens 211) close to the subject side, and the inside of the lens barrel It contacts the side and may contact a third lens (eg, third lens 213) close to the subject.
- the second lens close to the subject side is the first lens (e.g., the first lens) close to the subject side at a position adjacent to the protruding barrel space in the lens barrel. (211)) through the fourth contact point 212a, in contact with the inner surface of the lens barrel through the fifth contact point 212b, and a third lens (e.g., third lens 213) close to the subject. )) and the sixth contact point 212c.
- the fifth contact point 212b may be formed at the largest outer diameter of the second lens (eg, the second lens 212) closest to the subject.
- the fourth contact point 212a is formed in a non-effective mirror portion of the subject side of the second lens (e.g., the second lens 212) close to the subject side
- the sixth contact point 211c may be formed in a non-effective mirror portion of the image side of the second lens (e.g., the second lens 212) close to the subject.
- the distance from the optical axis to the fourth contact point 212a and the distance from the optical axis to the sixth contact point 212c are each smaller than the distance from the optical axis to the fifth contact point 212b. It can be.
- the distance from the optical axis to the fourth contact point 212a is smaller than the distance from the optical axis to the second contact point 211b, and the distance from the optical axis to the sixth contact point 212c is It may be formed to be larger than the distance from the optical axis to the second contact point 211b.
- the field of view (FOV) of the camera module may be 90 degrees or more.
- an electronic device 100 includes: a front plate 102; A display panel 101 laminated on the back of the front plate 102 and including at least one camera hole 101a; and a head portion 221 protruding in the direction of the front plate, and the head portion 221 a lens barrel 220 including an optical opening (O.O.) surrounded by an optical opening (O.O.) and a protruding barrel space 223; and a plurality of lenses 210 arranged in alignment with an optical axis (O-I) within the lens barrel;
- An electronic device including a camera module 200 may be provided.
- the first lens e.g., first lens 211 close to the subject side contacts the inner surface of the lens barrel through the first contact point 211a and the second contact point 211b
- the second lens close to the subject side e.g., the second lens 212
- the third contact point 211c e.g., the second lens 212 close to the subject is connected to the first lens (e.g., close to the subject).
- a third lens e.g., third lens
- the distance from the optical axis to the fourth contact point 212a is smaller than the distance from the optical axis to the second contact point 211b, and the distance from the optical axis to the second contact point 211b is smaller than the distance from the optical axis to the second contact point 211b.
- the distance to (212c) may be greater than the distance from the optical axis to the second contact point (211b).
- the outer diameter D2 of the head of the lens barrel may be smaller than the outer diameter D3 including the rib of the second lens (eg, the second lens 212) close to the subject.
- the diameter (D0) of the at least one camera hole (101a) is larger than the outer diameter (D2) of the head portion of the lens barrel, and a second lens (e.g., second lens 212) close to the subject side ) may be smaller than the outer diameter (D3) including the ribs.
- the field of view (FOV) of the camera module may be 90 degrees or more.
- the dimensions of the plurality of lenses may be appropriately set according to the camera module to be actually manufactured, the structure and required specifications of the electronic device, the actual use environment, etc.
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Abstract
Description
Claims (15)
- 전자 장치에 있어서,전면 플레이트(102);상기 전면 플레이트(102)의 배면에 적층되고, 적어도 하나의 카메라 홀(101a)을 포함하는 디스플레이 패널(101);및상기 전면 플레이트 방향으로 돌출된 헤드부(221)와, 상기 헤드부(221)로부터 둘러싸인 광학 개구(O.O.; optical opening)와, 둘출된 배럴 공간(223)을 포함하는 렌즈 배럴(220);과 상기 렌즈 배럴 내에서 광축(O-I) 정렬되어 배치된 복수 개의 렌즈들(210);을 포함하는 카메라 모듈(200);을 포함하고,상기 카메라 모듈에 포함된 복수 개의 렌즈들 중 피사체 측으로부터 가까운 첫번째 렌즈(예: 제 1 렌즈(211))는 상기 돌출된 배럴 공간(223) 내에 배치되고,상기 피사체 측으로부터 가까운 첫번째 렌즈(예: 제 1 렌즈(211))의 리브를 포함한 외경(D1)은 상기 렌즈 배럴의 헤드부의 외경(D2) 보다 작은,전자 장치.
- 제 1 항에 있어서,상기 렌즈 배럴의 헤드부의 외경(D2)은 상기 피사체 측으로부터 가까운 두번째 렌즈(예: 제 2 렌즈(212))의 리브를 포함한 외경(D3) 보다 작은 전자 장치.
- 제 1 항 또는 제 2 항에 있어서,상기 적어도 하나의 카메라 홀(101a)의 직경(D0)은 상기 렌즈 배럴의 헤드부의 외경(D2) 보다 크고, 상기 피사체 측으로부터 가까운 두번째 렌즈(예: 제 2 렌즈(212))의 리브를 포함한 외경(D3)보다 작은 전자 장치.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 피사체 측으로부터 가까운 첫번째 렌즈(예: 제 1 렌즈(211))는 상기 렌즈 배럴의 내측면과 제 1 접점(211a) 및 제 2 접점(211b)을 통해 접촉하고, 상기 피사체 측으로부터 가까운 두번째 렌즈(예: 제 2 렌즈(212))와 제 3 접점(211c)을 통해 접촉하는 전자 장치.
- 제 4 항에 있어서,상기 제 2 접점(211b)은 상기 피사체 측으로부터 가까운 첫번째 렌즈(예: 제 1 렌즈(211))의 가장 큰 외경에서 형성된 전자 장치.
- 제 4 항 또는 제 5 항에 있어서,상기 제 1 접점(211a)은 상기 피사체 측으로부터 가까운 첫번째 렌즈(예: 제 1 렌즈(211))의 피사체 측 면의 비유효경 부분에 형성되고,상기 제 3 접점(211c)은 상기 피사체 측으로부터 가까운 첫번째 렌즈(예: 제 1 렌즈(211))의 상 측 면의 비유효경 부분에 형성된 전자 장치.
- 제 4 항 내지 제 6 항 중 어느 한 항에 있어서,상기 광축으로부터 상기 제 1 접점(211a)까지의 거리 및 상기 광축으로부터 상기 제 3 접점(211c)까지의 거리는, 각각 상기 광축으로부터 제 2 접점(211b) 까지의 거리보다 작게 형성된 전자 장치.
- 제 4 항 내지 제 7 항 중 어느 한 항에 있어서,상기 피사체 측으로부터 가까운 첫번째 렌즈(예: 제 1 렌즈(211))의 상기 렌즈 배럴의 내측면과 상기 제 1 접점(211a)의 접촉 길이는 대략 0.1mm 이하로 형성되고, 렌즈 배럴의 내측면과 상기 제 2 접점(211b)의 접촉 길이는 대략 0.1mm 이하로 형성되며, 상기 피사체 측으로부터 가까운 두번째 렌즈(예: 제 2 렌즈(212))와 제 3 접점(211c)의 접촉 길이는 대략 0.1mm 이하로 형성된 전자 장치.
- 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,상기 피사체 측으로부터 가까운 두번째 렌즈(예: 제 2 렌즈(212))는 상기 피사체 측으로부터 가까운 첫번째 렌즈(예: 제 1 렌즈(211))와 접촉하고, 상기 렌즈 배럴의 내측면과 접촉하며, 상기 피사체 측으로부터 가까운 세번째 렌즈(예: 제 3 렌즈(213))와 접촉하는 전자 장치.
- 제 9 항에 있어서,상기 피사체 측으로부터 가까운 두번째 렌즈(예: 제 2 렌즈(212))는 상기 렌즈 배럴 내의 상기 돌출된 배럴 공간에 인접한 위치에서 상기 피사체 측으로부터 가까운 첫번째 렌즈(예: 제 1 렌즈(211))와 상기 제 4 접점(212a)을 통해 접촉하고, 상기 렌즈 배럴의 내측면과 제 5 접점(212b)을 통해 접촉하며, 상기 피사체 측으로부터 가까운 세번째 렌즈(예: 제 3 렌즈(213))와 제 6 접점(212c)을 통해 접촉하는 전자 장치.
- 제 10 항에 있어서,상기 제 5 접점(212b)은 상기 피사체 측으로부터 가까운 두번째 렌즈(예: 제 2 렌즈(212))의 가장 큰 외경에서 형성된 전자 장치.
- 제 10 항 또는 제 11 항에 있어서,상기 제 4 접점(212a)은 상기 피사체 측으로부터 가까운 두번째 렌즈(예: 제 2 렌즈(212))의 피사체 측 면의 비유효경 부분에 형성되고,상기 제 6 접점(211c)은 상기 피사체 측으로부터 가까운 두번째 렌즈(예: 제 2 렌즈(212))의 상 측 면의 비유효경 부분에 형성된 전자 장치.
- 제 10 항 내지 제 12 항 중 어느 한 항에 있어서,상기 광축으로부터 상기 제 4 접점(212a)까지의 거리 및 상기 광축으로부터 상기 제 6 접점(212c)까지의 거리는, 각각 상기 광축으로부터 제 5 접점(212b) 까지의 거리보다 작게 형성된 전자 장치.
- 제 10 항 내지 제 12 항 중 어느 한 항에 있어서,상기 광축으로부터 상기 제 4 접점(212a)까지의 거리는 상기 광축으로부터 상기 제 2 접점(211b) 까지의 거리보다 작게 형성되고, 상기 광축으로부터 상기 제 6 접점(212c)까지의 거리는 상기 광축으로부터 상기 제 2 접점(211b) 까지의 거리보다 크게 형성된 전자 장치.
- 제 1 항 내지 제 14 항 중 어느 한 항에 있어서,상기 카메라 모듈의 화각(FOV)은 90도 이상인 전자 장치.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP23875146.5A EP4598038A4 (en) | 2022-10-06 | 2023-09-26 | LENS ASSEMBLY AND ELECTRONIC DEVICE INCLUDING IT |
| US19/170,462 US20250231466A1 (en) | 2022-10-06 | 2025-04-04 | Lens assembly and electronic device comprising same |
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| KR20220128159 | 2022-10-06 | ||
| KR10-2022-0128159 | 2022-10-06 | ||
| KR10-2022-0149761 | 2022-11-10 | ||
| KR1020220149761A KR20240048442A (ko) | 2022-10-06 | 2022-11-10 | 렌즈 어셈블리 및 그를 포함하는 전자 장치 |
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| Application Number | Title | Priority Date | Filing Date |
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| US19/170,462 Continuation US20250231466A1 (en) | 2022-10-06 | 2025-04-04 | Lens assembly and electronic device comprising same |
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| WO2024076080A1 true WO2024076080A1 (ko) | 2024-04-11 |
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| WO2024243797A1 (zh) * | 2023-05-30 | 2024-12-05 | 常州市瑞泰光电有限公司 | 镜头模组 |
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| KR20080063593A (ko) * | 2007-01-02 | 2008-07-07 | 삼성전기주식회사 | 카메라모듈의 렌즈조립체 |
| JP2010217280A (ja) * | 2009-03-13 | 2010-09-30 | Ricoh Co Ltd | 結像レンズ、それを用いた画像読取装置および画像形成装置 |
| KR20120028073A (ko) * | 2010-09-14 | 2012-03-22 | 엘지이노텍 주식회사 | 카메라 모듈 및 그 제조 방법 |
| CN209821470U (zh) * | 2019-04-12 | 2019-12-20 | Oppo广东移动通信有限公司 | 前壳装置和移动终端 |
| KR20200028369A (ko) * | 2018-05-29 | 2020-03-16 | 삼성전기주식회사 | 촬상 광학계 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20200127756A (ko) * | 2019-05-03 | 2020-11-11 | 삼성전자주식회사 | 광학 렌즈 시스템 및 그를 포함하는 전자 장치 |
| CN112153246B (zh) * | 2019-06-27 | 2022-03-18 | 比亚迪股份有限公司 | 摄像头模组和显示装置 |
| CN110784632B (zh) * | 2019-11-12 | 2021-09-03 | Oppo广东移动通信有限公司 | 摄像头和电子装置 |
-
2023
- 2023-09-26 WO PCT/KR2023/014799 patent/WO2024076080A1/ko not_active Ceased
- 2023-09-26 EP EP23875146.5A patent/EP4598038A4/en active Pending
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- 2025-04-04 US US19/170,462 patent/US20250231466A1/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080063593A (ko) * | 2007-01-02 | 2008-07-07 | 삼성전기주식회사 | 카메라모듈의 렌즈조립체 |
| JP2010217280A (ja) * | 2009-03-13 | 2010-09-30 | Ricoh Co Ltd | 結像レンズ、それを用いた画像読取装置および画像形成装置 |
| KR20120028073A (ko) * | 2010-09-14 | 2012-03-22 | 엘지이노텍 주식회사 | 카메라 모듈 및 그 제조 방법 |
| KR20200028369A (ko) * | 2018-05-29 | 2020-03-16 | 삼성전기주식회사 | 촬상 광학계 |
| CN209821470U (zh) * | 2019-04-12 | 2019-12-20 | Oppo广东移动通信有限公司 | 前壳装置和移动终端 |
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| EP4598038A1 (en) | 2025-08-06 |
| EP4598038A4 (en) | 2026-01-14 |
| US20250231466A1 (en) | 2025-07-17 |
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