JPS646625U - - Google Patents
Info
- Publication number
- JPS646625U JPS646625U JP10203587U JP10203587U JPS646625U JP S646625 U JPS646625 U JP S646625U JP 10203587 U JP10203587 U JP 10203587U JP 10203587 U JP10203587 U JP 10203587U JP S646625 U JPS646625 U JP S646625U
- Authority
- JP
- Japan
- Prior art keywords
- display
- section
- light
- viewfinder
- optical means
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 9
- 230000002194 synthesizing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Viewfinders (AREA)
- Indication In Cameras, And Counting Of Exposures (AREA)
Description
第１図はこの考案の第一実施例の説明に供する
図、第２図はこの考案の第一実施例の表示形成部
の構成を概略的に示す平面図、第３図はこの考案
の第二実施例の説明に供する図、第４図はこの考
案の第二実施例の主として表示形成部の構成を概
略的に示す断面図、第５図はこの考案の第二実施
例の主として表示形成部の構成を概略的に示す平
面図、第６図は主として他の例の光供給部の構成
を概略的に示す要部平面図、第７図はこの考案の
第三実施例の説明に供する要部断面図、第８図は
この考案の第四実施例の説明に供する要部断面図
、第９図及び第１０図は従来の表示構造の説明に
供する図である。
２４，５２……表示形成部、２６，２６ａ，２
６ｂ，５０，５０ａ，５０ｂ……表示部、２８，
３２，５６……光供給部、３０，４４，４６……
第三光学手段、５２……表示形成部、６２……第
一光学手段、６４，７２……第二光学手段。
FIG. 1 is a diagram for explaining the first embodiment of this invention, FIG. 2 is a plan view schematically showing the structure of the display forming section of the first embodiment of this invention, and FIG. 4 is a cross-sectional view mainly showing the structure of the display forming part of the second embodiment of this invention, and FIG. 5 is a sectional view mainly showing the structure of the display forming part of the second embodiment of this invention. FIG. 6 is a plan view schematically showing the structure of the light supply section in another example, and FIG. 7 is for explaining the third embodiment of the invention. FIG. 8 is a cross-sectional view of a main part for explaining the fourth embodiment of this invention, and FIGS. 9 and 10 are views for explaining a conventional display structure. 24, 52... Display forming section, 26, 26a, 2
6b, 50, 50a, 50b...display section, 28,
32, 56... light supply unit, 30, 44, 46...
Third optical means, 52... display forming section, 62... first optical means, 64, 72... second optical means.
Claims (1)
する光供給部と、 前記表示部の像の大きさを調整するための第一
光学手段と、 被写体の像及び前記表示部の像を合成するため
の第二光学手段とを備え、 前記第一光学手段を前記表示形成部及び第二光
学手段の間に設けて成ることを特徴とするカメラ
のフアインダー内表示装置。 (2) 光の透過部分及び不透過部分を有するチヤ
ートを以つて前記表示形成部を構成し、 前記光の透過部分を以つて前記表示部を構成し
、 光源と、該光源及び前記表示形成部の間に設け
られる集光手段とを以つて前記光供給部を構成し
て成ることを特徴とする実用新案登録請求の範囲
第１項に記載のカメラのフアインダー内表示装置
。 (3) 平行平面板を以つて前記表示形成部を構成
し、 前記表示部を、前記平行平面板の互いに平行な
二つの平面のうちいずれか一方又は双方に設けら
れる光を拡散するための表示部とし、 前記光供給部からの光を前記平行平面板の側面
から前記平行平面板内に入射させることを特徴と
する実用新案登録請求の範囲第１項に記載のカメ
ラのフアインダー内表示装置。 (4) 前記表示部の表示の視認性を向上するため
の第三光学手段を前記平行平面板に設けて成るこ
とを特徴とする実用新案登録請求の範囲第３項に
記載のカメラのフアインダー内表示装置。 (5) 前記第二光学手段をビームスプリツターと
したことを特徴とする実用新案登録請求の範囲第
１、２、３、４項に記載のカメラのフアインダー
内表示装置。 (6) 前記第二光学手段をハーフミラーとしたこ
とを特徴とする実用新案登録請求の範囲第１、２
、３、４項に記載のカメラのフアインダー内表示
装置。[Claims for Utility Model Registration] (1) A display forming section in which a display section is provided; a light supply section that supplies light for illuminating the display section to the display section; and adjusting the size of the image of the display section. and a second optical means for synthesizing an image of a subject and an image of the display section, the first optical means being provided between the display forming section and the second optical means. A display device in a viewfinder of a camera, characterized by comprising: (2) The display forming section is constituted by a chart having a light transmitting part and a non-transmitting part, and the display part is constituted by the light transmitting part, and a light source, the light source and the display forming part 2. The display device in the viewfinder of a camera according to claim 1, wherein the light supply section includes a light condensing means provided between the camera and a light condensing means. (3) The display forming part is configured with a parallel plane plate, and the display part is a display for diffusing light provided on one or both of two mutually parallel planes of the parallel plane plate. The display device in the viewfinder of a camera according to claim 1, wherein the light from the light supply section is made to enter the plane-parallel plate from a side surface of the plane-parallel plate. (4) In the viewfinder of the camera according to claim 3 of the utility model registration claim, characterized in that a third optical means for improving the visibility of the display on the display section is provided on the parallel plane plate. Display device. (5) The display device in the viewfinder of a camera according to claims 1, 2, 3, and 4 of the utility model registration, characterized in that the second optical means is a beam splitter. (6) Utility model registration claims 1 and 2 characterized in that the second optical means is a half mirror.
, the display device in the viewfinder of the camera according to items 3 and 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10203587U JPS646625U (en) | 1987-07-02 | 1987-07-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10203587U JPS646625U (en) | 1987-07-02 | 1987-07-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS646625U true JPS646625U (en) | 1989-01-13 |
Family
ID=31331569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10203587U Pending JPS646625U (en) | 1987-07-02 | 1987-07-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS646625U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS427890Y1 (en) * | 1964-06-12 | 1967-04-19 |
-
1987
- 1987-07-02 JP JP10203587U patent/JPS646625U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS427890Y1 (en) * | 1964-06-12 | 1967-04-19 |
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