DE3032454C2 - - Google Patents
Info
- Publication number
- DE3032454C2 DE3032454C2 DE3032454A DE3032454A DE3032454C2 DE 3032454 C2 DE3032454 C2 DE 3032454C2 DE 3032454 A DE3032454 A DE 3032454A DE 3032454 A DE3032454 A DE 3032454A DE 3032454 C2 DE3032454 C2 DE 3032454C2
- Authority
- DE
- Germany
- 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
- G03B7/089—Analogue circuits for storage of exposure value in mirror reflex cameras
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11179679A JPS5636628A (en) | 1979-09-03 | 1979-09-03 | Memory device in phase synchronizing type automatic exposure control mechanism |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3032454A1 DE3032454A1 (de) | 1981-03-19 |
DE3032454C2 true DE3032454C2 (US08087162-20120103-C00010.png) | 1987-02-12 |
Family
ID=14570363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19803032454 Granted DE3032454A1 (de) | 1979-09-03 | 1980-08-28 | Speicher fuer automatische belichtungssteuerungen fuer photographische kameras |
Country Status (4)
Country | Link |
---|---|
US (1) | US4317623A (US08087162-20120103-C00010.png) |
JP (1) | JPS5636628A (US08087162-20120103-C00010.png) |
DE (1) | DE3032454A1 (US08087162-20120103-C00010.png) |
GB (1) | GB2058376B (US08087162-20120103-C00010.png) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4519692A (en) * | 1983-04-08 | 1985-05-28 | Warner-Lambert Technologies, Inc. | Exposure and camera control |
IL96808A (en) | 1990-04-18 | 1996-03-31 | Rambus Inc | Introductory / Origin Circuit Agreed Using High-Performance Brokerage |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4836893B1 (US08087162-20120103-C00010.png) * | 1970-12-26 | 1973-11-07 | ||
US3748979A (en) * | 1970-12-28 | 1973-07-31 | Copal Co Ltd | Electronic shutter apparatus for cameras |
US3858226A (en) * | 1973-06-05 | 1974-12-31 | Canon Kk | Exposure value storage device |
US3858224A (en) * | 1973-11-29 | 1974-12-31 | Eastman Kodak Co | Exposure control device for a photographic camera |
US4048643A (en) * | 1975-12-16 | 1977-09-13 | Tokyo Shibaura Electric Co., Ltd. | Exposure computation system |
-
1979
- 1979-09-03 JP JP11179679A patent/JPS5636628A/ja active Pending
-
1980
- 1980-08-28 DE DE19803032454 patent/DE3032454A1/de active Granted
- 1980-08-29 US US06/182,767 patent/US4317623A/en not_active Expired - Lifetime
- 1980-09-01 GB GB8028134A patent/GB2058376B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2058376B (en) | 1983-05-05 |
JPS5636628A (en) | 1981-04-09 |
GB2058376A (en) | 1981-04-08 |
US4317623A (en) | 1982-03-02 |
DE3032454A1 (de) | 1981-03-19 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |