JPS5099543A - - Google Patents
Info
- Publication number
- JPS5099543A JPS5099543A JP12744174A JP12744174A JPS5099543A JP S5099543 A JPS5099543 A JP S5099543A JP 12744174 A JP12744174 A JP 12744174A JP 12744174 A JP12744174 A JP 12744174A JP S5099543 A JPS5099543 A JP S5099543A
- Authority
- JP
- Japan
- 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
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/16—Beam splitting or combining systems used as aids for focusing
-
- 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
- G03B13/02—Viewfinders
- G03B13/16—Viewfinders combined with focusing aids
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Viewfinders (AREA)
- Cameras In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7346511A FR2256703A5 (en) | 1973-12-27 | 1973-12-27 | Reflex range- and viewfinder for cine camera - has three reflex surfaces to shorten viewfinder length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5099543A true JPS5099543A (ja) | 1975-08-07 |
Family
ID=9129759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12744174A Pending JPS5099543A (ja) | 1973-12-27 | 1974-11-05 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5099543A (ja) |
| DE (1) | DE2460190B2 (ja) |
| FR (1) | FR2256703A5 (ja) |
-
1973
- 1973-12-27 FR FR7346511A patent/FR2256703A5/fr not_active Expired
-
1974
- 1974-11-05 JP JP12744174A patent/JPS5099543A/ja active Pending
- 1974-12-19 DE DE19742460190 patent/DE2460190B2/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2460190A1 (de) | 1975-07-03 |
| DE2460190B2 (de) | 1976-07-01 |
| FR2256703A5 (en) | 1975-07-25 |