WO2025139331A1 - Lentille plate achromatique transmissive et son procédé et son utilisation - Google Patents

Lentille plate achromatique transmissive et son procédé et son utilisation Download PDF

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Publication number
WO2025139331A1
WO2025139331A1 PCT/CN2024/128395 CN2024128395W WO2025139331A1 WO 2025139331 A1 WO2025139331 A1 WO 2025139331A1 CN 2024128395 W CN2024128395 W CN 2024128395W WO 2025139331 A1 WO2025139331 A1 WO 2025139331A1
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WO
WIPO (PCT)
Prior art keywords
polarized light
circularly polarized
clc
light
volume hologram
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/CN2024/128395
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English (en)
Chinese (zh)
Inventor
史建儒
秦晓霞
郝希应
陆飞
陈涨敏
龚艳芸
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sunny Optical Zhejiang Research Institute Co Ltd
ZJU Hangzhou Global Scientific and Technological Innovation Center
Original Assignee
Sunny Optical Zhejiang Research Institute Co Ltd
ZJU Hangzhou Global Scientific and Technological Innovation Center
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Filing date
Publication date
Application filed by Sunny Optical Zhejiang Research Institute Co Ltd, ZJU Hangzhou Global Scientific and Technological Innovation Center filed Critical Sunny Optical Zhejiang Research Institute Co Ltd
Publication of WO2025139331A1 publication Critical patent/WO2025139331A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13718—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on a change of the texture state of a cholesteric liquid crystal
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133553—Reflecting elements
    • G02F1/133555—Transflectors
    • G02F1/133557—Half-mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133638—Waveplates, i.e. plates with a retardation value of lambda/n
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering

Definitions

  • existing lenses basically face the problem of broadband dispersion.
  • refractive optics has dispersion problems; diffraction optics has even more serious dispersion problems; traditional holographic optics is extremely sensitive to wavelength and incident angle.
  • reflective optics has the characteristics of broadband achromaticity, so that it does not have dispersion problems, it is inconvenient to use and difficult to apply in imaging systems.
  • the traditional technical solution is usually to combine diffractive optical devices with refractive optical devices to offset chromatic aberration to a certain extent by utilizing the complementary dispersion properties of diffractive optics and refractive optics.
  • the refractive index and/or Abbe number of the material due to the influence of factors such as the refractive index and/or Abbe number of the material, it is difficult for this diffractive-refractive combination solution to completely offset chromatic aberration, and the dispersion problem still exists.
  • most traditional refractive optical devices achieve a specific phase distribution by constructing curved surface shapes, but the size and weight of such devices are usually large, which leads to a large size and weight of the diffractive-refractive combination solution, which is not conducive to imaging applications.
  • a transmissive achromatic flat lens and a method and application thereof are provided.
  • the reflective element is a semi-reflective and semi-transparent film attached to the first CLC volume holographic element.
  • the transmissive achromatic flat lens further includes a leakage light eliminating component, which is arranged on the light-transmitting side of the first CLC volume hologram element, and is used to eliminate the first circularly polarized light leaked through the first CLC volume hologram element, and transmit the second circularly polarized light transmitted through the first CLC volume hologram element.
  • a leakage light eliminating component which is arranged on the light-transmitting side of the first CLC volume hologram element, and is used to eliminate the first circularly polarized light leaked through the first CLC volume hologram element, and transmit the second circularly polarized light transmitted through the first CLC volume hologram element.
  • the leakage light elimination component includes a device for absorbing the first linear polarized light and transmitting the second linear polarized light.
  • the first linear polarization element is a linear polarizer; the first phase delay element is a quarter wave plate; the first linear polarization element and the first phase delay element are sequentially stacked on the light-transmitting side of the first CLC volume holographic element.
  • the transmissive achromatic flat lens further comprises a polarizing component, which is disposed on the light incident side of the reflective element and is used to polarize the incident light into the first circularly polarized light to be incident on the reflective element.
  • the polarizing component includes a second linear polarization element for absorbing the second linear polarization light and transmitting the first linear polarization light, and a second phase delay element located between the second linear polarization element and the reflective element, the second phase delay element being used to convert the first linear polarization light transmitted through the second linear polarization element into the first circularly polarized light to be incident on the reflective element, and to convert the second circularly polarized light reflected toward the light incident side through the reflective element into the second linear polarization light to be absorbed by the second linear polarization element.
  • the transmissive achromatic flat lens further includes a second CLC volume holographic element disposed between the polarizing component and the reflective element, for transmitting the first circularly polarized light to propagate to the reflective element, and reflecting the second circularly polarized light from the reflective element to modulate the propagation direction of the second circularly polarized light.
  • the present application further provides an optical lens, comprising any of the above-mentioned transmissive achromatic flat lenses.
  • the present application further provides an imaging module, including:
  • the above-mentioned optical lens is arranged on the photosensitive side of the photosensitive component.
  • the present application further provides a method for manufacturing a transmissive achromatic flat lens, comprising the steps of:
  • first CLC volume hologram element wherein the first CLC volume hologram element has an alignment layer for recording lens information and a cholesteric liquid crystal layer stacked on the alignment layer, wherein the helical axis of the cholesteric liquid crystal layer is perpendicular to a device surface of the first CLC volume hologram element;
  • a reflective element is disposed on the reflective side of the first CLC volume hologram element to reflect the first circularly polarized light emitted from the reflective element through the curved surface of the first CLC volume hologram element to modulate the propagation direction of the first circularly polarized light, and to transmit the second circularly polarized light emitted from the reflective element and having a rotation direction opposite to that of the first circularly polarized light.
  • the method for manufacturing the transmissive achromatic flat lens further includes the steps of:
  • a leakage light eliminating component is disposed on the light transmission side of the first CLC volume hologram element to eliminate the first circularly polarized light leaking through the first CLC volume hologram element and transmit the second circularly polarized light passing through the first CLC volume hologram element.
  • the method for manufacturing the transmissive achromatic flat lens further includes the steps of:
  • the polarizing element is arranged on the light incident side of the reflective element to polarize the incident light into the first circular polarized light to enter the reflective element and absorb the second circular polarized light reflected toward the light incident side through the reflective element.
  • the method for manufacturing the transmissive achromatic flat lens further includes the steps of:
  • the step of polarizing the incident light into the first circularly polarized light so as to allow the light to enter from the light incident surface of the reflective element comprises the steps of:
  • the second circularly polarized light propagating toward the incident light side is converted into the second linearly polarized light to be absorbed.
  • the achromatic transmission imaging method further comprises the steps of:
  • the transmissive achromatic flat lens and its method and application provided by the present application do not need to use expensive materials or complex structures to achieve the above-mentioned purpose. Therefore, the present application successfully and effectively provides a solution, not only providing a simple transmissive achromatic flat lens and its method and application, but also increasing the practicality and reliability of the transmissive achromatic flat lens and its method and application.
  • FIG1 is a schematic structural diagram of a transmissive achromatic flat lens according to an embodiment of the present application.
  • FIG3 shows an example of a first CLC volume holographic element in a transmissive achromatic flat lens according to the above embodiment of the present application
  • an embodiment of the present application further provides an imaging module, which may include a photosensitive component 2 and an optical lens 3 having the above-mentioned transmissive achromatic flat lens 1, and the optical lens 3 is located on the photosensitive side of the photosensitive component 2 so as to utilize the transmissive achromatic flat lens 1 to replace the traditional lens to achieve high-quality and clean white light imaging.
  • an imaging module which may include a photosensitive component 2 and an optical lens 3 having the above-mentioned transmissive achromatic flat lens 1, and the optical lens 3 is located on the photosensitive side of the photosensitive component 2 so as to utilize the transmissive achromatic flat lens 1 to replace the traditional lens to achieve high-quality and clean white light imaging.
  • the optical lens 3 mentioned in the present application may only include the transmissive achromatic flat lens 1. It can also be composed of the transmission type achromatic flat lens 1 and a traditional lens. In addition, the optical lens 3 mentioned in this application can be used in the imaging module for imaging modulation, and can also be used in other scenes such as the eyepiece or objective lens in a microscope, which will not be described in detail in this application.
  • an embodiment of the present application further provides a method for manufacturing a transmissive achromatic flat lens, which may include the following steps:
  • S130 Disposing a leakage light eliminating component on the light-transmitting side of the first CLC volume hologram element to eliminate the first circularly polarized light leaking through the first CLC volume hologram element and transmit the second circularly polarized light passing through the first CLC volume hologram element.
  • the method for manufacturing the transmissive achromatic flat lens may further include the steps of:
  • S140 Disposing a polarizing element on the light incident side of the reflective element to polarize the incident light into the first circularly polarized light to enter the reflective element, and absorbing the second circularly polarized light reflected from the reflective element toward the light incident side.
  • step S140 can be before step S120 or step S130, or step S130 can be before step S120, and the present application will not elaborate on this.
  • step S110 in the method for manufacturing the transmissive achromatic flat lens may include the following steps:
  • S113 coating a cholesteric liquid crystal material on the alignment layer to form a cholesteric liquid crystal layer.
  • an embodiment of the present application further provides a method for achromatic transmission imaging, which may include the steps of:
  • S220 transmitting the first circularly polarized light through the anti-transmission element to propagate to the first CLC volume holographic element;
  • S210 polarizing the incident light into the first circularly polarized light so as to allow the first circularly polarized light to enter from the light incident surface of the reflective transmission element.
  • step S210 of the achromatic transmission imaging method may include the following steps:

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Holo Graphy (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)

Abstract

L'invention concerne une lentille plate achromatique transmissive et son procédé et son utilisation. La lentille plate achromatique transmissive comprend : un premier élément holographique de volume de cristaux liquides cholestériques (CLC), pourvu d'une couche d'alignement pour enregistrer des informations de lentille et d'une couche CLC empilée sur la couche d'alignement, l'axe hélicoïdal de la couche CLC étant perpendiculaire à la surface de dispositif du premier élément holographique de volume CLC, et la couche CLC étant utilisée pour réfléchir une première lumière à polarisation circulaire pour moduler la direction de propagation de la première lumière à polarisation circulaire et transmettre une seconde lumière à polarisation circulaire ayant le sens opposé au sens de la première lumière à polarisation circulaire à émettre ; et un élément de transmission par réflexion pour réfléchir une partie de la lumière et transmettre l'autre partie de la lumière, disposée sur le côté réfléchissant la lumière du premier élément holographique de volume CLC, et utilisée pour transmettre partiellement la lumière incidente pour former la première lumière à polarisation circulaire incidente dans le premier élément holographique de volume CLC, et réfléchir partiellement la première lumière à polarisation circulaire réfléchie par le premier élément holographique de volume CLC pour former la seconde lumière à polarisation circulaire devant être incidente sur le premier élément holographique de volume CLC.
PCT/CN2024/128395 2023-12-27 2024-10-30 Lentille plate achromatique transmissive et son procédé et son utilisation Pending WO2025139331A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202311835299.8 2023-12-27
CN202311835299.8A CN120215183A (zh) 2023-12-27 2023-12-27 透射式无色差平板透镜及其方法和应用

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WO2025139331A1 true WO2025139331A1 (fr) 2025-07-03

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000249984A (ja) * 1999-02-26 2000-09-14 Minolta Co Ltd 反射透過偏光子を用いた光学系
CN211375190U (zh) * 2020-02-25 2020-08-28 深圳惠牛科技有限公司 一种vr光学模组和显示设备
US20220113595A1 (en) * 2020-10-12 2022-04-14 Japan Display Inc. Display device
CN114779520A (zh) * 2022-05-25 2022-07-22 深圳蓝鲸世纪科技有限公司 光学系统和显示设备
CN114945856A (zh) * 2020-01-15 2022-08-26 富士胶片株式会社 光学系统
US20230185007A1 (en) * 2021-12-15 2023-06-15 Japan Display Inc. Lens portion and display device
CN117043710A (zh) * 2020-12-22 2023-11-10 富士胶片株式会社 空中成像显示系统及输入系统
CN221827147U (zh) * 2023-12-27 2024-10-11 浙江大学杭州国际科创中心 透射式无色差平板透镜、光学镜头以及成像模组

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000249984A (ja) * 1999-02-26 2000-09-14 Minolta Co Ltd 反射透過偏光子を用いた光学系
CN114945856A (zh) * 2020-01-15 2022-08-26 富士胶片株式会社 光学系统
CN211375190U (zh) * 2020-02-25 2020-08-28 深圳惠牛科技有限公司 一种vr光学模组和显示设备
US20220113595A1 (en) * 2020-10-12 2022-04-14 Japan Display Inc. Display device
CN117043710A (zh) * 2020-12-22 2023-11-10 富士胶片株式会社 空中成像显示系统及输入系统
US20230185007A1 (en) * 2021-12-15 2023-06-15 Japan Display Inc. Lens portion and display device
CN114779520A (zh) * 2022-05-25 2022-07-22 深圳蓝鲸世纪科技有限公司 光学系统和显示设备
CN221827147U (zh) * 2023-12-27 2024-10-11 浙江大学杭州国际科创中心 透射式无色差平板透镜、光学镜头以及成像模组

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