FR2136471A5 - - Google Patents
Info
- Publication number
- FR2136471A5 FR2136471A5 FR7213417A FR7213417A FR2136471A5 FR 2136471 A5 FR2136471 A5 FR 2136471A5 FR 7213417 A FR7213417 A FR 7213417A FR 7213417 A FR7213417 A FR 7213417A FR 2136471 A5 FR2136471 A5 FR 2136471A5
- 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
-
- 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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/08—Shutters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Shutters For Cameras (AREA)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2468571 | 1971-04-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2136471A5 true FR2136471A5 (https=) | 1972-12-22 |
Family
ID=12144999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7213417A Expired FR2136471A5 (https=) | 1971-04-17 | 1972-04-17 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3776115A (https=) |
| DE (1) | DE2203910C3 (https=) |
| FR (1) | FR2136471A5 (https=) |
| GB (1) | GB1328776A (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9436066B1 (en) * | 2015-08-03 | 2016-09-06 | Sony Corporation | Leaf shutter system for interchangeable lens cameras |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3635142A (en) * | 1968-04-10 | 1972-01-18 | Minolta Camera Kk | Exchange lens with the lens-shutter |
-
1971
- 1971-12-22 US US00210697A patent/US3776115A/en not_active Expired - Lifetime
-
1972
- 1972-01-28 DE DE2203910A patent/DE2203910C3/de not_active Expired
- 1972-03-13 GB GB1154072A patent/GB1328776A/en not_active Expired
- 1972-04-17 FR FR7213417A patent/FR2136471A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3776115A (en) | 1973-12-04 |
| DE2203910B2 (de) | 1973-08-02 |
| DE2203910C3 (de) | 1974-02-28 |
| GB1328776A (en) | 1973-09-05 |
| DE2203910A1 (de) | 1972-11-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |