JP2000171884A - Data imprinting device for camera - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a data imprinting device for a camera which is excellent in mounting efficiency and which is easily laid out and unitized. SOLUTION: Relating to this data imprinting device, an external display part 1 having a photographing information displaying function and an illuminating function, and an imprinting display part 3 for imprinting data on film are integrally constituted of an organic EL(electroluminescent) element. In the case of actually mounting an organic EL sheet on the camera or the like, the display part 3 is bent in an opposite direction by 180 deg. to the display part 1. Thus, the imprinting part 3 takes posture that it can be displayed and illuminated on the film surface in a state where the external display by the display part 1 can be recognized with photographer's eyes.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a camera data imprinting apparatus for imprinting, for example, camera shooting information on a film.

[0002]

2. Description of the Related Art Conventionally, for example, a light emitting diode (LED; Li)
Various techniques for imprinting photographing information and the like on a film using an optical means such as ght emitting diode) have been developed.

That is, for example, Japanese Patent Application Laid-Open No. 1-291233 discloses a liquid crystal display (LCD) as an electro-optical display device.
A liquid crystal display), and an LED as a light source disposed on the back side of the LCD when viewed from the film surface of the camera.
Is illuminated from behind the LCD for display and
A technique relating to a camera data imprinting device that exposes display contents has been disclosed.

[0004]

However, in recent years,
The size of the camera has been further reduced due to advances in members, miniaturization, and improvement in design and production techniques. Along with this, the space around the film has become narrower, and there has arisen a problem that the above-described conventional imprinting module imposes restrictions on the dimensions of the camera. Further, when the number of components is large, there have been problems that variations in mounting cause problems and mounting costs increase.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and an object of the present invention is to provide a camera data imprinting apparatus which has good mounting efficiency and is easy to layout and unitize.

[0006]

In order to achieve the above object, according to a first aspect of the present invention, there is provided a data imprinting device for a camera for imprinting data including at least photographing information on a film. A display unit having a function of displaying and a function of illuminating; and an imprinting unit for imprinting data on the film. The display unit and the imprinting unit are integrally formed of an organic electroluminescent element. A data imprinting device for a camera is provided.

According to a second aspect, in the first aspect, the organic electroluminescent element is
A data imprinting device for a camera is provided, wherein the display surface of the display means and the imprinting surface of the imprinting means are bent so as to face different directions.

Further, according to a third aspect, in a data imprinting device of a camera for imprinting data including at least photographing information on a film, an organic electroluminescence element having a function of displaying the photographing information and a function of illuminating the film. And an electrode unit provided on the organic electroluminescence element for outputting a signal in accordance with an operation related to photographing.

According to the above-described first to third aspects, the following operations are provided.

That is, in the first aspect of the present invention, the photographing information is displayed and illuminated by the display means, and the data is imprinted on the film by the film imprinting means.
In particular, the display means and the imprinting means are integrally formed of an organic electroluminescent element.

According to a second aspect, in the first aspect, the organic electroluminescent element is
The display surface of the display means and the printing surface of the printing means are bent so as to face different directions.

Further, in the third aspect, the organic electroluminescent element has a function of displaying photographing information and a function of illuminating, and the electrodes provided on the organic electroluminescent element are operated in accordance with operations related to photographing. Output a signal.

[0013]

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

FIG. 1 is a diagram showing the structure of a sheet (hereinafter simply referred to as an organic EL sheet) using an organic electroluminescent element employed in a data imprinting device of a camera according to an embodiment of the present invention. is there. Such organic E
The L sheet is mounted on a camera which will be described in detail later with reference to FIG.
It is for lighting. In FIG. 1, FIG.
FIG. 1A is a plan view showing a state of a display / illumination side of the organic EL sheet, and FIG. 1B is a side view showing a state when the organic EL sheet is mounted on the camera of FIG. It is.

First, as shown in FIG. 1 (a), the surface on the display / illumination side is constituted by an external display section 1, a photographic display section 3, and an external connection electrode 2. The external display unit (display surface) 1 corresponds to a display unit described in the claims, and the imprint unit (imprint surface) 3 corresponds to a imprint unit described in the claims.

The external display section 1 further includes a battery level display section 4 for indicating the remaining battery level of the camera in two stages, a strobe off or forced flash display section 5, and a red-eye reduction flash display section 6 for performing red-eye reduction flash. , A landscape mode display section 7 for performing control suitable for landscape photography, an auto mode display section 8 for automatically controlling strobe light emission, and a slow synchro mode display section for controlling exposure of a background with a longer exposure time in night view photography or the like. 9, a self-display unit 10 for notifying the setting of the self-timer shooting, a number-of-frames-displayed unit 11, a film-status display unit 12 for displaying the presence / absence of a film and a winding / rewinding state,
And a date display unit 13.

These display units 4 to 13 are described in detail in FIG.
, And a segment and a common electrode are connected via an external connection electrode 2, and the operation of the microcomputer is controlled by the microcomputer. The imprint display section 3 is composed of a light-emitting display section (six-digit, 7-segment display column) 14 for imprinting a date. Like the display sections 4 to 13, the microcomputer, each segment, and the common electrode Are connected via the electrode 2.

The connection with the microcomputer is performed by a generally used method such as connection between substrates by thermocompression bonding or insertion of a connector. Further, a portion other than the data imprinting display, that is, the periphery of the light-emitting display portion 14, is shaded with a predetermined light-shielding agent on the surface as shown by hatching in FIG. The light is processed so that light from other than the portion 14 is not exposed on the film. The periphery of the light-emitting display unit 14 (the hatched portion in FIGS. 1 and 3) corresponds to a light-shielding unit described in claims.

Here, as shown in FIG. 1B, when the organic EL sheet employed in the present embodiment is actually mounted on a camera or the like, the imprint display unit 3 is connected to the external display unit 1.
And 180 ° in the opposite direction. Therefore, in a state where the external display by the external display unit 1 can be recognized by the photographer's eyes, the imprinting unit 3 is in a posture where it can be displayed and illuminated on the film surface.

Next, FIG. 2 is a schematic view showing a state where the organic EL sheet of FIG. 1 is mounted on a camera. FIG. 2A shows a state of the camera with the rear cover closed.
(B) shows the state of the camera with the rear lid opened.

As shown in these figures, a camera body 21 has a release switch 22 for performing a photographing operation.
And an operation switch 23 for setting a shooting mode, self-shooting, and date setting, a finder 24, and an external display unit 25 that covers the organic EL sheet with a transparent protective resin window.

As shown in FIG. 2, by arranging the external display section 25 on the rear cover section, a large display area can be obtained, and the external display section 25 is located at a distance close to the imprint display section 26.
According to the present embodiment, the organic EL sheet can be designed to have an efficient size when the display / illumination unit is integrally formed.

FIG. 4 is a sectional view showing the structure of the organic EL sheet.

As shown in FIG. 4, the organic EL sheet has a current injection type light emitting diode structure, and is formed on a transparent resin film 41 serving as a light emitting window.
(IndiumTin Oxide) Segment anode 42 consisting of membrane
And a light emitting layer 43 of an organic composite film layer of about 100 nm having a light emitting and charge transporting function between a common cathode 44 made of Mg-In or the like. When a predetermined DC voltage (5 to 8 V) is applied between the electrodes with a forward bias, the selected segment emits light. Note that during non-light emission, the electrodes are kept at the same potential.

Next, FIG. 5 is a block diagram showing a control system of a camera employing the above-mentioned organic EL sheet.

In FIG. 5, the microcomputer 51 controls the entire camera.

The microcomputer 51 has a power switch PWSW 60 as a power switch and a MODESW 6 as a self mode setting and photographing mode setting switch as operation switches.
2. R1SW58, 2 which is turned on by the first step of the release button, 2
The R2SW 59 for permitting exposure at the second stage and the RWSW 61 for forcibly rewinding the film are connected.

Further, the microcomputer 51 is connected to an external display and an organic EL sheet 63 for imprinting a film through an open drain terminal. The open drain terminal is connected to a power supply boosted to 5V.

Other functions necessary for the operation of the camera include a photometric circuit 53 for measuring the luminance of the subject, a distance measuring circuit 54 for measuring the distance to the subject, and checking the remaining amount of a battery (not shown) for driving the camera. A battery check circuit 56 and an electrically rewritable memory EEPROM 57 for storing information necessary for photographing such as the number of photographed frames are connected. At the time of actual operation, the microcomputer 51
Determines the exposure condition from the photographing mode, the distance measurement, and the photometry result, and drives and controls the flash control unit 52 and the focus / shutter control unit 55.

In the above embodiment, the imprinting unit 103 may be configured as shown in FIG. That is,
It is also possible to configure one segment of seven segments, a colon, and a comma, and to perform light-shielding processing on portions other than the light-emitting display portion as indicated by oblique lines. In this case, the imprint control is performed by the microcomputer 51.
In synchronism with the winding of the film, the segments corresponding to the respective numerical values are time-sequentially controlled to emit light and are imprinted.

Next, a second embodiment of the present invention will be described.

FIG. 6 is a view showing the structure of an organic EL sheet employed in the data imprinting device of the camera according to the second embodiment.

The external display unit 61 similar to that shown in FIG.
An electrode 63 of an operation switch is formed near the organic EL sheet having the imprint display section 62. The electrode 63 of the operation switch is formed using the cathode electrode layer of the organic EL sheet, is arranged so that the surface is exposed from a protection sheet (not shown), and the surface is subjected to gold plating.

The external display section (display surface) 61 corresponds to the display means described in the claims, the imprint section (display surface) 62 corresponds to the imprint means described in the claims, and the electrode 63 of the operation switch is provided. It corresponds to the electrode part described in the claims.

As described above, in a position separated from the main substrate or in a configuration in which the unit is separated from the main body substrate, particularly in the case of a unit that can be integrated with the display unit, by adopting the above configuration, the board layout and the space between the units can be improved. Centralization of electrical connection parts can be achieved.

The organic EL sheet at the time of mounting is shown in FIG.
As shown in (c), the electrode 63 of the operation switch is bent toward the display surface of the external display unit 61, and the imprint display unit 6
2 is bent in a direction opposite to the display surface of the external display unit 61 so as to face the film. In the embodiment, the switch is an operation switch. However, it is needless to say that a similar effect can be obtained with another switch.

Next, a third embodiment of the present invention will be described.

FIG. 7 shows a structure in which an organic EL sheet used in a data imprinting device of a camera according to the third embodiment is integrally formed on a hard substrate.

In FIG. 7, an organic EL sheet 72 for external display is formed in a laminated structure on a hard substrate 71, and the entire surface is shaded so that light does not enter the rear surface. An imprinting organic EL sheet 73 is formed. Each electrode is connected by a through hole and connected to a control unit outside the substrate. The external display section (display surface) of the organic EL sheet 72 corresponds to the display means described in the claims.
The imprinting portion (display surface) 62 of the organic EL sheet 73 corresponds to imprinting means described in the claims. The embodiments of the present invention have been described above, but the present invention is not limited thereto, and various modifications and changes can be made without departing from the gist of the present invention.

The above embodiment of the present invention includes the following inventions.

(1) It has an external display / illumination means for externally displaying and illuminating photographing information, and a printing means for imprinting data on a film. A data imprinting device for a camera constituted by an organic electroluminescence element in which the means are integrated.

According to this aspect, the external display / illumination means and the imprinting means are integrally formed by the organic electroluminescence element, so that the mounting efficiency is improved.

(2) The organic electroluminescence element for displaying or illuminating the photographing information, an operating member for performing operations related to photographing, and an electrode for outputting a signal in accordance with the operation of the operating member include the organic electroluminescent element. A data imprinting device for a camera, wherein the data imprinting device is provided on a luminescence element.

According to this aspect, by integrating the switch electrode with the organic electroluminescence element, the convenience of layout and unitization can be improved.

(3) The data imprinting device for a camera according to the above (1), further comprising a light-shielding means for shielding unnecessary portions on the light emitting surface of the imprinting means.

According to this aspect, it is possible to prevent the light other than the display / illumination unit from being exposed on the film when the film is printed.

(4) A display unit having a function of displaying photographing information and a function of illuminating, and a printing unit for printing data on a film are provided, and the display unit and the printing unit are integrated. A data imprinting device for a camera, comprising:

According to this aspect, mounting efficiency is increased by integrally forming the display means and the imprinting means.

(5) An organic electroluminescent element having a function of displaying photographing information, a function of illuminating, and a function of imprinting data on a film, and an organic electroluminescent element provided on the organic electroluminescent element, according to an operation relating to photographing. A data imprinting device for a camera, comprising: an electrode section for outputting a signal.

According to this embodiment, the convenience of layout and unitization can be improved by integrating the switch electrode with the organic electroluminescence element.

(6) Display means having a function of displaying photographing information and a function of illuminating, imprint means for imprinting data on a film, and shading for shading portions other than the light-emitting display portion of the imprint means. Means, and wherein the display means and the imprinting means are integrally constituted by an organic electroluminescent element.

According to this aspect, it is possible to prevent light from a portion other than the display / illumination portion when the film is projected onto the film from being exposed.

(7) Display means having a function of displaying photographing information and a function of illuminating, a photographing means for imprinting data on a film, and a light-shielding means for shielding the periphery of the light emitting display section of the photographing means Wherein the display means and the imprinting means are integrally constituted by an organic electroluminescent element.

According to this aspect, the convenience of layout and unitization can be improved by integrating the switch electrode with the organic electroluminescence element, and light from other than the display / illumination unit at the time of imprinting the film can be obtained. Exposure to film can be prevented.

(8) An organic electroluminescent element for external display having a function of displaying photographing information and a function of illuminating, an organic electroluminescent element for imprinting having a function of imprinting data on a film,
A data imprinting device for a camera, comprising: a coupling member for integrally coupling the organic electroluminescence element for external display and the organic electroluminescence element for imprinting.

According to this aspect, by integrating the switch electrode with the organic electroluminescence element, the convenience of layout and unitization can be improved.

(9) The data imprinting device for a camera according to the above (8), wherein the coupling member has a plate shape and the surface is light-shielded.

According to this aspect, it is possible to prevent the light other than the display / illumination unit from being exposed on the film when the film is projected.

(10) The camera according to (8) or (9), wherein the coupling member is a hard substrate.

According to this aspect, the mounting efficiency can be improved.

(11) A display device having a function of displaying photographing information and a function of illuminating, and a printing device for printing data on a film are provided, and the display device and the printing device are integrated. A camera having a data imprinting device characterized by comprising an organic electroluminescent element.

According to this embodiment, the convenience of layout and unitization can be improved by integrating the switch electrode with the organic electroluminescence element.

(12) The organic electroluminescent element may be bent so that the imprint surface of the imprint means faces the film surface and the display surface of the display means faces in a direction different from the imprint surface. A camera having the data imprinting device according to the above (11).

According to this embodiment, convenience in mounting is achieved.

[0065]

As described in detail above, the mounting efficiency is good,
A data imprinting device for a camera that can be easily laid out and unitized can be provided.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration of an organic electroluminescence sheet employed in a data imprinting device of a camera according to an embodiment of the present invention.

FIG. 2 is a schematic view showing a state where the organic EL sheet of FIG. 1 is mounted on a camera.

FIG. 3 is a diagram showing a state in which light from a part other than a display / illumination unit at the time of imprinting the film is processed so as not to be exposed on the film.

FIG. 4 is a cross-sectional view illustrating a structure of an organic EL sheet.

FIG. 5 is a block diagram of a control system of a camera employing an organic EL sheet.

FIG. 6 is a diagram illustrating a configuration of an organic EL sheet employed in a data imprinting device of a camera according to a second embodiment.

FIG. 7 is a diagram showing a configuration in which an organic EL sheet used in a data imprinting device of a camera according to a third embodiment is integrally formed on a hard substrate.

[Explanation of symbols]

 Reference Signs List 1 external display 2 external connection electrode 3 imprint display 4 battery remaining display 5 strobe off or forced flash display 6 red-eye reduction flash display 7 landscape mode display 8 auto mode display 9 slow synchro mode display 10 Self-display section 11 Number of shots display section 12 Film status display section 13 Date display section

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Sumito Honda 2-43-2 Hatagaya, Shibuya-ku, Tokyo Inside Olympus Optical Industrial Co., Ltd. (72) Inventor Uji 2-43 Hatagaya 2-chome, Shibuya-ku, Tokyo No. 2 Olympus Optical Co., Ltd. F-term (reference) 2H103 BA05 BA06 BA07 BB05 BB22 CA01 CA13 ZA03 ZA14

Claims (3)

[Claims] 1. A data imprinting device for a camera which imprints data including at least photographing information on a film, a display means having a function of displaying the photographing information and a function of illuminating the film, and a method of imprinting the data on the film. A data imprinting means for a camera, wherein the display means and the imprinting means are integrally formed of an organic electroluminescent element. 2. The camera according to claim 1, wherein the organic electroluminescent element is bent so that a display surface of the display means and a printing surface of the printing means face different directions. Data imprinting device. 3. A data imprinting device for a camera which imprints data including at least photographing information on a film, wherein the organic electroluminescent element has a function of displaying the photographing information and a function of illuminating the film, and the organic electroluminescent element. And an electrode unit for outputting a signal in accordance with an operation related to photographing.