FR2140118B1 - - Google Patents
Info
- Publication number
- FR2140118B1 FR2140118B1 FR727219483A FR7219483A FR2140118B1 FR 2140118 B1 FR2140118 B1 FR 2140118B1 FR 727219483 A FR727219483 A FR 727219483A FR 7219483 A FR7219483 A FR 7219483A FR 2140118 B1 FR2140118 B1 FR 2140118B1
- 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
- G03B7/083—Analogue circuits for control of exposure time
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Indication In Cameras, And Counting Of Exposures (AREA)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1971044228U JPS483141U (en:Method) | 1971-05-31 | 1971-05-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2140118A1 FR2140118A1 (en:Method) | 1973-01-12 |
| FR2140118B1 true FR2140118B1 (en:Method) | 1973-07-13 |
Family
ID=27918594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR727219483A Expired FR2140118B1 (en:Method) | 1971-05-31 | 1972-05-31 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS483141U (en:Method) |
| DE (1) | DE2226654A1 (en:Method) |
| FR (1) | FR2140118B1 (en:Method) |
| GB (1) | GB1353449A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52118869U (en:Method) * | 1976-03-05 | 1977-09-09 |
-
1971
- 1971-05-31 JP JP1971044228U patent/JPS483141U/ja active Pending
-
1972
- 1972-05-23 GB GB2414672A patent/GB1353449A/en not_active Expired
- 1972-05-31 FR FR727219483A patent/FR2140118B1/fr not_active Expired
- 1972-05-31 DE DE19722226654 patent/DE2226654A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2226654A1 (de) | 1972-12-21 |
| GB1353449A (en) | 1974-05-15 |
| JPS483141U (en:Method) | 1973-01-16 |
| FR2140118A1 (en:Method) | 1973-01-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |