JPS5895332A - 焦点板 - Google Patents
焦点板Info
- Publication number
- JPS5895332A JPS5895332A JP19311681A JP19311681A JPS5895332A JP S5895332 A JPS5895332 A JP S5895332A JP 19311681 A JP19311681 A JP 19311681A JP 19311681 A JP19311681 A JP 19311681A JP S5895332 A JPS5895332 A JP S5895332A
- Authority
- JP
- Japan
- Prior art keywords
- prisms
- prism
- lens
- angle
- inclination
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/18—Focusing aids
- G03B13/24—Focusing screens
- G03B13/28—Image-splitting devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Viewfinders (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19311681A JPS5895332A (ja) | 1981-12-01 | 1981-12-01 | 焦点板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19311681A JPS5895332A (ja) | 1981-12-01 | 1981-12-01 | 焦点板 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5895332A true JPS5895332A (ja) | 1983-06-06 |
JPH0147771B2 JPH0147771B2 (US07534539-20090519-C00280.png) | 1989-10-16 |
Family
ID=16302516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19311681A Granted JPS5895332A (ja) | 1981-12-01 | 1981-12-01 | 焦点板 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5895332A (US07534539-20090519-C00280.png) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005164914A (ja) * | 2003-12-02 | 2005-06-23 | Nikon Corp | カメラのファインダー装置およびカメラ |
-
1981
- 1981-12-01 JP JP19311681A patent/JPS5895332A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005164914A (ja) * | 2003-12-02 | 2005-06-23 | Nikon Corp | カメラのファインダー装置およびカメラ |
Also Published As
Publication number | Publication date |
---|---|
JPH0147771B2 (US07534539-20090519-C00280.png) | 1989-10-16 |
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