JPS4857632A - - Google Patents
Info
- Publication number
- JPS4857632A JPS4857632A JP47086095A JP8609572A JPS4857632A JP S4857632 A JPS4857632 A JP S4857632A JP 47086095 A JP47086095 A JP 47086095A JP 8609572 A JP8609572 A JP 8609572A JP S4857632 A JPS4857632 A JP S4857632A
- 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
- 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
-
- 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
- G03B19/00—Cameras
- G03B19/18—Motion-picture cameras
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2143223A DE2143223A1 (de) | 1971-08-28 | 1971-08-28 | Kinematografische kamera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4857632A true JPS4857632A (ref) | 1973-08-13 |
Family
ID=5818097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47086095A Pending JPS4857632A (ref) | 1971-08-28 | 1972-08-28 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3815984A (ref) |
| JP (1) | JPS4857632A (ref) |
| DE (1) | DE2143223A1 (ref) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50119628A (ref) * | 1974-03-01 | 1975-09-19 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2186613A (en) * | 1937-12-22 | 1940-01-09 | Eastman Kodak Co | Photographic camera |
| US3077153A (en) * | 1960-03-07 | 1963-02-12 | Kamera & Kinowerke Dresden Veb | Photographic or cinematographic camera |
| GB1025661A (en) * | 1961-10-05 | 1966-04-14 | Eastman Kodak Co | Improvements in or relating to photoresponsive devices |
| US3173350A (en) * | 1962-12-21 | 1965-03-16 | Eastman Kodak Co | Photographic camera with automatic and/or manual exposure control |
| US3336850A (en) * | 1963-08-23 | 1967-08-22 | Asahi Optical Co Ltd | Camera shutter mechanism |
| DE1522004A1 (de) * | 1967-01-07 | 1969-06-26 | Agfa Gevaert Ag | Fotografische Kamera mit einem von einem fotoelektrischen Zeitschaltkreis gesteuerten Verschluss |
-
1971
- 1971-08-28 DE DE2143223A patent/DE2143223A1/de not_active Withdrawn
-
1972
- 1972-08-28 JP JP47086095A patent/JPS4857632A/ja active Pending
- 1972-08-28 US US00284346A patent/US3815984A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2143223B2 (ref) | 1979-08-30 |
| DE2143223A1 (de) | 1973-03-08 |
| US3815984A (en) | 1974-06-11 |