BE675553A - - Google Patents
Info
- Publication number
- BE675553A BE675553A BE675553DA BE675553A BE 675553 A BE675553 A BE 675553A BE 675553D A BE675553D A BE 675553DA BE 675553 A BE675553 A BE 675553A
- Authority
- BE
- Belgium
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)
- Exposure Control For Cameras (AREA)
- Diaphragms For Cameras (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB80260A DE1299522B (de) | 1965-01-25 | 1965-01-25 | Automatische Belichtungsregelvorrichtung fuer Kameras |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE675553A true BE675553A (zh) | 1966-05-16 |
Family
ID=6980640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE675553D BE675553A (zh) | 1965-01-25 | 1966-01-25 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT283903B (zh) |
| BE (1) | BE675553A (zh) |
| CH (1) | CH453065A (zh) |
| DE (1) | DE1299522B (zh) |
| GB (1) | GB1138283A (zh) |
| NL (1) | NL6600958A (zh) |
-
1965
- 1965-01-25 DE DEB80260A patent/DE1299522B/de active Pending
-
1966
- 1966-01-23 CH CH87566A patent/CH453065A/de unknown
- 1966-01-24 AT AT61166A patent/AT283903B/de not_active IP Right Cessation
- 1966-01-24 GB GB319766A patent/GB1138283A/en not_active Expired
- 1966-01-25 NL NL6600958A patent/NL6600958A/xx unknown
- 1966-01-25 BE BE675553D patent/BE675553A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT283903B (de) | 1970-08-25 |
| NL6600958A (zh) | 1966-07-26 |
| DE1299522B (de) | 1969-07-17 |
| CH453065A (de) | 1968-05-31 |
| GB1138283A (en) | 1968-12-27 |