JPS5044822A - - Google Patents
Info
- Publication number
- JPS5044822A JPS5044822A JP48095004A JP9500473A JPS5044822A JP S5044822 A JPS5044822 A JP S5044822A JP 48095004 A JP48095004 A JP 48095004A JP 9500473 A JP9500473 A JP 9500473A JP S5044822 A JPS5044822 A JP S5044822A
- Authority
- JP
- Japan
- 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.)
- Pending
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
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48095004A JPS5044822A (en) | 1973-08-24 | 1973-08-24 | |
| GB3678874A GB1463859A (en) | 1973-08-24 | 1974-08-21 | Photographic cameras |
| FR7428978A FR2241804B1 (en) | 1973-08-24 | 1974-08-23 | |
| DE19742440731 DE2440731A1 (en) | 1973-08-24 | 1974-08-24 | CIRCUIT FOR AN ELECTRIC SHUTTER OF A CAMERA |
| US05/698,062 US4107708A (en) | 1973-08-24 | 1976-06-21 | Shutter control circuit having exposure time display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48095004A JPS5044822A (en) | 1973-08-24 | 1973-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5044822A true JPS5044822A (en) | 1975-04-22 |
Family
ID=14125750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48095004A Pending JPS5044822A (en) | 1973-08-24 | 1973-08-24 |
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 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4832530A (en) * | 1971-08-30 | 1973-04-28 |
-
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
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4832530A (en) * | 1971-08-30 | 1973-04-28 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2440731A1 (en) | 1975-03-06 |
| FR2241804B1 (en) | 1982-03-05 |
| GB1463859A (en) | 1977-02-09 |
| FR2241804A1 (en) | 1975-03-21 |