JPS4821854Y1 - - Google Patents
Info
- Publication number
- JPS4821854Y1 JPS4821854Y1 JP4966970U JP4966970U JPS4821854Y1 JP S4821854 Y1 JPS4821854 Y1 JP S4821854Y1 JP 4966970 U JP4966970 U JP 4966970U JP 4966970 U JP4966970 U JP 4966970U JP S4821854 Y1 JPS4821854 Y1 JP S4821854Y1
- 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.)
- 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
- G03B9/58—Means for varying duration of "open" period of shutter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4966970U JPS4821854Y1 (OSRAM) | 1970-05-21 | 1970-05-21 | |
| GB2603171A GB1336456A (en) | 1970-05-21 | 1971-04-19 | Electric shutter control network for a camera |
| FR7117528A FR2091626A5 (OSRAM) | 1970-05-21 | 1971-05-14 | |
| DE19712125312 DE2125312C (de) | 1970-05-21 | 1971-05-21 | Schaltungsanordnung zur automatischen Belichtungszeitsteuerung in fotografischen Kameras |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4966970U JPS4821854Y1 (OSRAM) | 1970-05-21 | 1970-05-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4821854Y1 true JPS4821854Y1 (OSRAM) | 1973-06-26 |
Family
ID=12837562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4966970U Expired JPS4821854Y1 (OSRAM) | 1970-05-21 | 1970-05-21 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS4821854Y1 (OSRAM) |
| FR (1) | FR2091626A5 (OSRAM) |
| GB (1) | GB1336456A (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1376080A (en) * | 1971-02-27 | 1974-12-04 | Asahi Optical Co Ltd | Exposure-determing device for a camera |
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1970
- 1970-05-21 JP JP4966970U patent/JPS4821854Y1/ja not_active Expired
-
1971
- 1971-04-19 GB GB2603171A patent/GB1336456A/en not_active Expired
- 1971-05-14 FR FR7117528A patent/FR2091626A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2125312B2 (de) | 1973-01-18 |
| FR2091626A5 (OSRAM) | 1972-01-14 |
| GB1336456A (en) | 1973-11-07 |
| DE2125312A1 (de) | 1971-12-02 |