JPH0531465U - Display device in finder - Google Patents

Abstract

(57) [Summary] [Purpose] It is an object of the present invention to provide a viewfinder display device that allows a photographer to easily grasp the operation state of the camera. A predetermined display section is provided on an LCD support substrate, a certain relation is provided between the display on the display section and the display on the LCD, and a predetermined instruction is given by a combination of both. Characterize.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an in-viewfinder display device, and more particularly, to an in-viewfinder display device in a camera having a built-in EVF (Electronic View Finder).

[0002]

[Prior Art]

 Conventionally, various methods for displaying a general video movie in the viewfinder have been proposed. For example, Japanese Utility Model Publication No. 61-20719 discloses a technical means for displaying the date and time on the EVF screen. Has been done.

In Japanese Utility Model Publication No. 57-40620, Japanese Utility Model Publication No. 52-31334 and Japanese Utility Model Publication No. 61-173931, a display device or a display for displaying power on / off around the EVF screen is displayed. There has been proposed a display device in which a plate or the like is arranged so that the display or the display plate can be seen when looking through the finder.

Further, Japanese Utility Model Laid-Open No. 1-86369 proposes a display device in which a display window is provided on the lower side of the EVF screen and a display necessary for shooting is displayed on the display window by an operation from outside the shooting device. ing.

Next, FIG. 15 shows an example of a still video camera, which is a camera to which the in-viewfinder display device of the present invention is applied. In FIG. 15, the still video camera is drawn from the right oblique rear side.

This still video camera has the same functions as those of the conventional camera except for the display device in the finder, which will be described later. As shown in the figure, the still video camera has a finder on one side of the rear wall of the camera body 51. 52 is provided, and various operation buttons 53, a display liquid crystal window 54, a shutter button 55, and a zoom button 57 are provided on the upper surface as shown in the drawing. Further, a photographing lens portion 56 is provided on one side of the front portion, and a grip portion 58 is provided on one side of the camera body.

By the way, in the conventional viewfinder display in such a still video camera, for example, a display screen as shown in FIG. 11 is formed. The consumption level, the presence / absence of a recording medium, the counter, the date and time, etc. were displayed.

FIG. 12 is a diagram showing an example of a conventional EVF structure of the still video camera, and is a cross-sectional view showing the right side of the figure as the viewfinder side of the rear surface of the still video camera.

As shown in the figure, an LCD substrate supporting step portion 30a is integrally formed near the front of the inner peripheral surface of the EVF main body 30, and the in-finder display device 31 is attached to the LCD substrate supporting step portion 30a. After the backlight 35 is pressed from the front and the backlight 35 is arranged via the spacer 37, the backlight support plate 36 is attached to the front side of the EVF main body 30 so that the finder display device 31 can be attached to the EVF main body 30. It is placed inside. In addition, through holes 37a and 36a are formed in the front and rear direction in the upper portion of the EVF main body 30 and the upper portion of the backlight support plate 36, respectively, and the flexible cables to be described later are inserted into the through holes 37a and 36a. 34, and a cable 40 for controlling the lighting of the backlight 35 is inserted through the insertion holes 36a. On the other hand, an eyepiece lens 39 is disposed in the rear portion of the inner circumference of the EVF main body 30 by a lens pressing frame 38 fixed to the EVF main body 30.

13 and 14 are an enlarged side sectional view and an enlarged front view showing a more detailed structure of the display device 31 in the finder.

As shown in the figure, a window frame portion is formed in the center of an LCD support base plate 32 which is an outer frame of the display device 31 in the finder, and the window frame portion has several layers of liquid crystal plates. An LCD 31a consisting of is arranged as shown in the figure. Further, above the LCD 31a of the LCD support substrate 32, a flexible cable 34 made of a flexible printed circuit board or the like is provided at one end thereof with a terminal portion formed of a plurality of terminals. It is connected to an input end (not shown). On the other hand, the other end of the flexible cable 34 is connected to a control circuit (not shown) of the camera body, and the LCD 31a is display-controlled by this control circuit.

[0012]

[Problems to be solved by the device]

 By the way, the conventional display devices such as the technical means disclosed in the above-mentioned Japanese Utility Model Publication No. 61-20719 and the display device 31 inside the finder simply display the date and time information, the warning display, etc., on the EVF screen by blinking the character. Since it is only displayed, it is difficult for the photographer to understand, and it is difficult to easily grasp the operating state of the camera. Especially, when it is applied to a black and white EVF, it becomes more difficult to see.

The display devices disclosed in Japanese Utility Model Publication No. 57-40620, Japanese Utility Model Publication No. 52-31334, etc. are display objects such as power on / off arranged around the EVF screen. However, it is difficult to say that the display method is easy for the photographer to see.

Further, in the display device disclosed in Japanese Utility Model Laid-Open No. 61-173931, the display plate, which is arranged around the EVF screen and displays power on / off, is arranged on the same surface as the EVF. Then, since the display plate is too far from the screen, it becomes difficult to see, and it is not realistic to configure the display plate separately from the EVF screen.

On the other hand, the display on the display device disclosed in Japanese Utility Model Laid-Open No. 1-86369 is between the display information on the display window provided on the lower side of the EVF screen and the screen information on the EVF screen. Are not directly related to each other, and the information displayed in the display window is considered to be independent.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a viewfinder display device in which a photographer can easily grasp the operation state of the camera.

[0017]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, the display device in the finder according to the present invention is provided with a predetermined display unit on the LCD support substrate, and the display on the display unit and the display on the LCD have a certain relation. The feature is that a predetermined instruction is given by a combination of both.

[0018]

[Action]

 In the present invention, a display having information related to the information displayed on the LCD is displayed on the display unit provided on the LCD support substrate.

[0019]

【Example】

 Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a side sectional view of an in-finder display device 0 showing the first embodiment of the present invention, and FIG. 2 is a front view of the in-finder display device 0.

The in-viewfinder display device 0 is applied, for example, as an in-viewfinder display device of the still video camera shown in FIG. 15 and is replaced by the in-viewfinder display device 31 in the EV F shown in FIG. It is set up.

As shown in FIGS. 1 and 2, the viewfinder display device 0 arranged like the above-mentioned viewfinder display device 31 inside the EVF main body frame (not shown) is an LCD which is an outer frame portion thereof. A rectangular window frame portion is formed in the center of the support substrate 2, and an LCD 1 composed of several layers of liquid crystal plates is arranged in the window frame portion as shown in the figure. On the lower side of the LCD 1 of the LCD supporting substrate 2, four recesses are arranged in a row in the horizontal direction, and in each of the recesses, a light-emitting body that blinks via a switch (not shown) is provided. For example, a light emitting body 3 such as an LED (hereinafter referred to as LED 3) is arranged such that the back surface thereof is fixed to the bottom surface of the recess and the front surface is substantially flush with the front surface of the LCD 1. ..

In addition, above the LCD 1, above the LCD 1 of the LCD support substrate 2, a flexible cable 4 such as a flexible printed circuit board has a terminal portion formed by a plurality of terminals on one end side thereof. Alternatively, it is connected to a predetermined input end (not shown) of the LED 3. On the other hand, the other end of the flexible cable 4 is connected to a control circuit (not shown) of the camera body, and this control circuit controls the LCD 1 and the LED 3 to display information related to each other. It is supposed to be done.

FIG. 3 is a front view showing an example of the correspondence relationship between the displays of the LCD 1 and the LEDs 3.

As described above, the four LEDs 3a, 3b, 3c, 3d arranged in a row below the LCD 1 outside the LCD 1 are connected to the LEDs 3a, 3b, 3c, 3d of the LC D1 facing each other. On the lower part of the display screen, there are a hand shake warning display pictogram 5a, a macro photography display pictogram 5b, an exposure correction display pictogram 5c, and an auto focus display pictogram 5d, both of which are turned on. Sometimes it's always or when it's needed. The four LEDs 3a to 3d are turned on at predetermined timings at the time of presenting each of the information of the camera shake warning display, the macro photographing display, the exposure display, and the auto focus display.

The number of the LEDs 3 is not limited to four and may be any number. Further, the flexible cable 4 not only serves as a connecting line between the control circuit and the LCD 1 and the LED 3, but also has a flexible print having a part or all of the functions of the control circuit. It may be a substrate. Even in this case, the drive function for the LCD 1 and the LED 3 does not change.

FIG. 4 is a front view showing another example of the correspondence relationship between the displays of the LCD 1 and the LEDs 3.

While the example shown in FIG. 3 has four LEDs, the example shown in FIG. 4 uses two LEDs so that the information presented can be easily understood. It has been reduced to As shown in the figure, two LEDs 3d and 3e are arranged in a row on the lower side of the LCD 1, and an autofocus is provided at a position on the lower part of the display screen of the LCD 1 facing the LEDs 3d and 3e. A display pictogram 5d and a strobe lighting display pictogram 5e are provided, both of which are displayed whenever the power of the camera body is turned on or when necessary. Similar to the example shown in FIG. 3, the two LEDs 3d and 3e are turned on at predetermined timings when presenting information on autofocus and strobe lighting.

The LEDs 3a to 3e and the display pictograms 5a to 5e do not necessarily have to be arranged on the lower side of the LCD 1 as described above, and for example, as shown in FIG. May be arranged in the vicinity of. In this case, only the arrangement and position of the LED and the pictogram are changed, and other configurations and operations are the same as those in the example shown in FIG. 3 or FIG.

As described above, according to this embodiment, it is possible to combine the display pictograms on the screen of the LCD 1 and the lighting display of the LED 3 to perform the in-finder display, and the LED 3 is used to display the LED 1. Since it is placed on the same plane as, the photographer can easily understand the operation state of the camera.

FIGS. 6 and 7 are a side sectional view and a front view of the in-finder display device 9 showing the second embodiment of the present invention.

The difference between the second embodiment and the first embodiment is that the first embodiment uses a light-emitting body such as the LED 3 as a display unit for presenting information related to the LC D1. On the other hand, the second embodiment is provided with a display plate 13 that does not need to emit light by itself, instead of the LED 3.

That is, at the position on the LCD supporting substrate 12 where the LED 3 in the first embodiment is arranged, there is a display plate 13 which does not need to emit light by itself, and the surface thereof is the surface of the L CD1. They are arranged so that they are substantially flush with each other. A pictogram, which will be described later, is displayed by printing or the like at a predetermined position on the surface of the display plate 13. Further, since the display plate 13 does not emit light by itself, 1 The second embodiment has the same structure as the in-viewfinder display device of the first embodiment, except that it is not connected to the control circuit or the like as in the first embodiment.

FIG. 10 is a diagram showing the configuration of an EVF incorporating the in-viewfinder display device 9 of the second embodiment. The right side of the figure is the rear surface of a still video camera to which the in-viewfinder display device is applied. It is sectional drawing represented as a side.

As shown in the figure, an LCD substrate supporting step portion 10a is integrally formed near the front of the inner peripheral surface of the EVF main body 10, and the in-finder display device 9 (see FIG. 6) is provided on the LCD substrate. The backlight support plate 16 is attached to the front side of the EVF body 10 after the back light 15 is pressed against the support step portion 10a from the front and the back light 15 is arranged via the spacer 17, so that the viewfinder display device is provided. 9 is arranged in the EVF body 10. In addition, through holes 17a and 16a are formed in the front-rear direction in the upper part of the EVF main body 10 and the upper part of the backlight support plate 16, respectively, and the flexible cable 4 is inserted in the through holes 17a, 16a. The cables 20 for controlling the lighting of the backlight 15 are inserted into the insertion holes 16a, respectively. On the other hand, an eyepiece lens 19 is disposed in the rear portion of the inner circumference of the EVF body 10 by a lens pressing frame 18 fixed to the EVF body 10.

FIG. 8 is a front view showing an example of the display of the LCD 1 and the display plate 13 in the second embodiment.

As shown in the figure, a pictogram is printed on the surface of the display plate 13 arranged near the lower side of the LCD 1 as shown in the figure, and the position corresponding to the pictogram on the screen of the LCD 1 is displayed. Is a display point 14 that is in either a lighted display or a non-lighted display. The selection of the lighting display or the non-lighting display of the display point 14 is performed by the control circuit in relation to the information indicated by the pictograms displayed on the display board 13.

FIG. 9 is a front view showing an example in which the display plate and the display points are vertically arranged on both side edge portions of the display portion of the LCD 1.

As shown in the figure, on the left side of the LCD 1, a left display plate 13a, for example, the aperture value is displayed on the front surface, and on the right side of the LCD 1, for example, the shutter speed value is displayed. The right display boards 13b are provided respectively. On the left side of the screen of the LCD 1, there is a display point group 14a that vertically displays lighting or non-lighting corresponding to the aperture value of the left display plate 13a on the right side of the screen of the LCD 1. A display point group 14b that vertically displays a lighted or non-lighted state is arranged at a position closer to the left display plate 13b in accordance with the shutter speed value of the left display plate 13b. Then, the information corresponding to the aperture value and the shutter speed value is presented to the photographer.

As described above, according to this embodiment, it is possible to perform display in the finder by combining the display points on the screen of the LCD 1 and the display on the display plate 13.

[0041]

[Effect of the device]

 As described above, according to the present invention, there is an effect that it is possible to provide the in-finder display device in which the photographer can easily grasp the operating state of the camera.

[Brief description of drawings]

FIG. 1 is a side sectional view of a display device in a finder showing a first embodiment of the present invention.

FIG. 2 is a front view of the display device in the finder of the first embodiment.

FIG. 3 is a front view showing an example of a correspondence relationship between LCD and LED display in the first embodiment.

FIG. 4 is a front view showing another example of the correspondence relationship between the LCD and LED display in the first embodiment.

FIG. 5 is a front view showing still another example of the correspondence relationship between the LCD and LED displays in the first embodiment.

FIG. 6 is a side sectional view of a display device in a finder showing a second embodiment of the present invention.

FIG. 7 is a front view of the in-finder display device according to the second embodiment.

FIG. 8 is a front view showing an example of a correspondence relationship between displays on an LCD and a display plate in the second embodiment.

FIG. 9 is a front view showing another example of the correspondence relationship between the displays on the LCD and the display plate in the second embodiment.

FIG. 10 is a cross-sectional view showing the configuration of an EVF incorporating the finder display device of the second embodiment.

FIG. 11 is a front view showing a display example of a display device in a viewfinder of a conventional still video camera.

FIG. 12 is a sectional view showing an example of the configuration of an EVF of a conventional still video camera.

FIG. 13 is a side sectional view showing the configuration of a conventional viewfinder display device of a still video camera.

FIG. 14 is a front view showing the configuration of a conventional in-viewfinder display device of a still video camera.

FIG. 15 is a perspective view showing the external appearance of a still video camera to which the display device in a finder of the present invention is applied, viewed from obliquely behind.

[Explanation of symbols]

 0 ... Display device in viewfinder 1 ... LCD 2 ... LCD support substrate 3, 3a to 3e ... LED 4 ... Flexible cable 5a to 5e ... Display pictogram

Claims (1)

[Scope of utility model registration request] 1. A predetermined display section is provided on an LCD support substrate, a display on the display section and a display on the LCD have a certain relation, and a predetermined instruction is given by a combination of both. In-viewfinder display device characterized by the above.