FR2241804B1 - - Google Patents
Info
- Publication number
- FR2241804B1 FR2241804B1 FR7428978A FR7428978A FR2241804B1 FR 2241804 B1 FR2241804 B1 FR 2241804B1 FR 7428978 A FR7428978 A FR 7428978A FR 7428978 A FR7428978 A FR 7428978A FR 2241804 B1 FR2241804 B1 FR 2241804B1
- 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
- G03B7/091—Digital circuits
- G03B7/093—Digital 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
- G03B9/58—Means for varying duration of "open" period of shutter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Indication In Cameras, And Counting Of Exposures (AREA)
- Shutter-Related Mechanisms (AREA)
- Stroboscope Apparatuses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP48095004A JPS5044822A (en) | 1973-08-24 | 1973-08-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2241804A1 FR2241804A1 (en) | 1975-03-21 |
FR2241804B1 true FR2241804B1 (en) | 1982-03-05 |
Family
ID=14125750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7428978A Expired FR2241804B1 (en) | 1973-08-24 | 1974-08-23 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5044822A (en) |
DE (1) | DE2440731A1 (en) |
FR (1) | FR2241804B1 (en) |
GB (1) | GB1463859A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54145526A (en) * | 1978-05-04 | 1979-11-13 | Olympus Optical Co Ltd | Camera information display device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5110981B2 (en) * | 1971-08-30 | 1976-04-08 |
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1973
- 1973-08-24 JP JP48095004A patent/JPS5044822A/ja active Pending
-
1974
- 1974-08-21 GB GB3678874A patent/GB1463859A/en not_active Expired
- 1974-08-23 FR FR7428978A patent/FR2241804B1/fr not_active Expired
- 1974-08-24 DE DE19742440731 patent/DE2440731A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2440731A1 (en) | 1975-03-06 |
JPS5044822A (en) | 1975-04-22 |
FR2241804A1 (en) | 1975-03-21 |
GB1463859A (en) | 1977-02-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |