FR1585771A - - Google Patents
Info
- Publication number
- FR1585771A FR1585771A FR1585771DA FR1585771A FR 1585771 A FR1585771 A FR 1585771A FR 1585771D A FR1585771D A FR 1585771DA FR 1585771 A FR1585771 A FR 1585771A
- 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)
- Shutters For Cameras (AREA)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US67357467A | 1967-10-09 | 1967-10-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1585771A true FR1585771A (fr) | 1970-01-30 |
Family
ID=24703202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1585771D Expired FR1585771A (fr) | 1967-10-09 | 1968-10-08 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3522765A (fr) |
JP (1) | JPS5025334B1 (fr) |
DE (1) | DE1801885A1 (fr) |
FR (1) | FR1585771A (fr) |
GB (1) | GB1213747A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3659509A (en) * | 1969-07-24 | 1972-05-02 | Polaroid Corp | Exposure control system with automatic adjustment for flash synchronization |
US3709134A (en) * | 1970-09-15 | 1973-01-09 | Hattori Tokeiten Kk | Lens shutter for a single lens reflex camera |
US3762289A (en) * | 1972-10-11 | 1973-10-02 | Berkey Photo Inc | Camera shutter assembly |
US4945379A (en) * | 1985-12-28 | 1990-07-31 | Canon Kabushiki Kaisha | Camera shutter and viewfinder control apparatus |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS416292Y1 (fr) * | 1965-10-04 | 1966-03-31 |
-
1967
- 1967-10-09 US US673574A patent/US3522765A/en not_active Expired - Lifetime
-
1968
- 1968-10-08 FR FR1585771D patent/FR1585771A/fr not_active Expired
- 1968-10-08 DE DE19681801885 patent/DE1801885A1/de not_active Withdrawn
- 1968-10-09 GB GB47888/68A patent/GB1213747A/en not_active Expired
-
1972
- 1972-11-07 JP JP47111551A patent/JPS5025334B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1213747A (en) | 1970-11-25 |
US3522765A (en) | 1970-08-04 |
DE1801885A1 (de) | 1969-07-31 |
JPS5025334B1 (fr) | 1975-08-22 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |