FR1284466A - Device for automatic exposure adjustment on photographic cameras - Google Patents
Device for automatic exposure adjustment on photographic camerasInfo
- Publication number
- FR1284466A FR1284466A FR856478A FR856478A FR1284466A FR 1284466 A FR1284466 A FR 1284466A FR 856478 A FR856478 A FR 856478A FR 856478 A FR856478 A FR 856478A FR 1284466 A FR1284466 A FR 1284466A
- Authority
- FR
- France
- Prior art keywords
- automatic exposure
- exposure adjustment
- photographic cameras
- photographic
- cameras
- 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.)
- Expired
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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/081—Analogue circuits
- G03B7/085—Analogue circuits for control of aperture
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR856478A FR1284466A (en) | 1961-03-22 | 1961-03-22 | Device for automatic exposure adjustment on photographic cameras |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR856478A FR1284466A (en) | 1961-03-22 | 1961-03-22 | Device for automatic exposure adjustment on photographic cameras |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1284466A true FR1284466A (en) | 1962-02-09 |
Family
ID=8751448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR856478A Expired FR1284466A (en) | 1961-03-22 | 1961-03-22 | Device for automatic exposure adjustment on photographic cameras |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1284466A (en) |
-
1961
- 1961-03-22 FR FR856478A patent/FR1284466A/en not_active Expired
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