FR1193902A - - Google Patents
Info
- Publication number
- FR1193902A FR1193902A FR1193902DA FR1193902A FR 1193902 A FR1193902 A FR 1193902A FR 1193902D A FR1193902D A FR 1193902DA FR 1193902 A FR1193902 A FR 1193902A
- Authority
- FR
- France
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1193902A true FR1193902A (nl) | 1959-11-05 |
Family
ID=1568426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1193902D Expired FR1193902A (nl) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1193902A (nl) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3076398A (en) * | 1959-12-24 | 1963-02-05 | Kamera & Kinowerke Dresden Veb | Camera diaphragms and automatic control means therefor |
| US3122980A (en) * | 1964-03-03 | Hautmann |
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0
- FR FR1193902D patent/FR1193902A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3122980A (en) * | 1964-03-03 | Hautmann | ||
| US3076398A (en) * | 1959-12-24 | 1963-02-05 | Kamera & Kinowerke Dresden Veb | Camera diaphragms and automatic control means therefor |