JPH0164637U - - Google Patents
Info
- Publication number
- JPH0164637U JPH0164637U JP1987160385U JP16038587U JPH0164637U JP H0164637 U JPH0164637 U JP H0164637U JP 1987160385 U JP1987160385 U JP 1987160385U JP 16038587 U JP16038587 U JP 16038587U JP H0164637 U JPH0164637 U JP H0164637U
- Authority
- JP
- Japan
- Prior art keywords
- light
- display device
- display
- viewfinder
- light source
- 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
- 238000009792 diffusion process Methods 0.000 description 1
Landscapes
- Indication In Cameras, And Counting Of Exposures (AREA)
Description
第１図は本考案の第１実施例を示す屋根型反射
鏡断面図、第２図は第１図のフアインダー内表示
装置の拡大断面図、第３図はフアインダー内表示
装置の他の実施例を示すフアインダー内表示装置
の拡大断面図、第４図は従来のフアインダー内表
示装置の拡大断面図、第５図は第４図のフアイン
ダー内表示装置を用いた屋根型反射鏡断面図、第
６図は第５図の状態でのフアインダー内見え図で
ある。
９……表示シート、１１……発光素子、１０１
……拡散面。
Fig. 1 is a sectional view of a roof-type reflector showing a first embodiment of the present invention, Fig. 2 is an enlarged sectional view of the display device in the viewfinder shown in Fig. 1, and Fig. 3 is another embodiment of the display device in the finder. FIG. 4 is an enlarged sectional view of a conventional viewfinder display device, FIG. 5 is a cross-sectional view of a roof-type reflector using the viewfinder display device of FIG. 4, and FIG. This figure is a view of the interior of the finder in the state shown in FIG. 5. 9...Display sheet, 11...Light emitting element, 101
...Diffusion surface.
Claims (1)
過する表示シートとを有し屋根型反射鏡の側壁部
から屋根型反射鏡内へ突出したフアインダー内表
示装置において、該光拡散性の光源を目から該表
示マーク部をにらんだ主光線上で表示マーク部よ
り光学的に離して配置したことを特徴とするフア
インダー内表示装置。 ２ 上記光拡散性の光源からの光は導光プリズム
によつて上記表示マーク部へと導かれることを特
徴とする実用新案登録請求の範囲第１項記載のフ
アインダー内表示装置。 ３ 上記光拡散性の光源は発光素子と発光素子近
傍の面を光拡散性の面とした導光プリズムによつ
て作られることを特徴とする実用新案登録請求の
範囲第１項記載のフアインダー内表示装置。[Claims for Utility Model Registration] 1. A display device in a viewfinder that has a light diffusive light source and a display sheet that allows light to pass through only the display mark, and protrudes from the side wall of the roof-type reflector into the roof-type reflector. An in-viewfinder display device characterized in that the light diffusive light source is placed optically apart from the display mark portion on the principal ray when looking at the display mark portion from the eye. 2. The viewfinder display device according to claim 1, wherein the light from the light diffusive light source is guided to the display mark portion by a light guide prism. 3. The light diffusing light source is made of a light emitting element and a light guiding prism whose surface near the light emitting element is a light diffusing surface. Display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987160385U JPH0164637U (en) | 1987-10-19 | 1987-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987160385U JPH0164637U (en) | 1987-10-19 | 1987-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0164637U true JPH0164637U (en) | 1989-04-25 |
Family
ID=31442409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987160385U Pending JPH0164637U (en) | 1987-10-19 | 1987-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0164637U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0213931A (en) * | 1988-07-01 | 1990-01-18 | Canon Inc | Finder inside information display device |
| US11366188B2 (en) | 2016-11-22 | 2022-06-21 | Hyperfine Operations, Inc. | Portable magnetic resonance imaging methods and apparatus |
| US11397233B2 (en) | 2014-09-05 | 2022-07-26 | Hyperfine Operations, Inc. | Ferromagnetic augmentation for magnetic resonance imaging |
| US11841408B2 (en) | 2016-11-22 | 2023-12-12 | Hyperfine Operations, Inc. | Electromagnetic shielding for magnetic resonance imaging methods and apparatus |
| US12050256B2 (en) | 2016-11-22 | 2024-07-30 | Hyperfine Operations, Inc. | Systems and methods for automated detection in magnetic resonance images |
-
1987
- 1987-10-19 JP JP1987160385U patent/JPH0164637U/ja active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0213931A (en) * | 1988-07-01 | 1990-01-18 | Canon Inc | Finder inside information display device |
| US11397233B2 (en) | 2014-09-05 | 2022-07-26 | Hyperfine Operations, Inc. | Ferromagnetic augmentation for magnetic resonance imaging |
| US11366188B2 (en) | 2016-11-22 | 2022-06-21 | Hyperfine Operations, Inc. | Portable magnetic resonance imaging methods and apparatus |
| US11841408B2 (en) | 2016-11-22 | 2023-12-12 | Hyperfine Operations, Inc. | Electromagnetic shielding for magnetic resonance imaging methods and apparatus |
| US12050256B2 (en) | 2016-11-22 | 2024-07-30 | Hyperfine Operations, Inc. | Systems and methods for automated detection in magnetic resonance images |