JPS497575Y1 - - Google Patents
Info
- Publication number
- JPS497575Y1 JPS497575Y1 JP1970045719U JP4571970U JPS497575Y1 JP S497575 Y1 JPS497575 Y1 JP S497575Y1 JP 1970045719 U JP1970045719 U JP 1970045719U JP 4571970 U JP4571970 U JP 4571970U JP S497575 Y1 JPS497575 Y1 JP S497575Y1
- 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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/003—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly setting of both shutter and diaphragm
-
- 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 |
|---|---|---|---|
| JP1970045719U JPS497575Y1 (enExample) | 1970-05-11 | 1970-05-11 | |
| GB25959/71A GB1286927A (en) | 1970-05-11 | 1971-04-19 | Electric shutter control network for a camera |
| FR7116766A FR2091393A5 (enExample) | 1970-05-11 | 1971-05-10 | |
| DE19712123299 DE2123299C (de) | 1970-05-11 | 1971-05-11 | Schaltanordnung zur automatischen Steuerung eines fotografischen Kamera Verschlusses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1970045719U JPS497575Y1 (enExample) | 1970-05-11 | 1970-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS497575Y1 true JPS497575Y1 (enExample) | 1974-02-22 |
Family
ID=12727142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1970045719U Expired JPS497575Y1 (enExample) | 1970-05-11 | 1970-05-11 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS497575Y1 (enExample) |
| FR (1) | FR2091393A5 (enExample) |
| GB (1) | GB1286927A (enExample) |
-
1970
- 1970-05-11 JP JP1970045719U patent/JPS497575Y1/ja not_active Expired
-
1971
- 1971-04-19 GB GB25959/71A patent/GB1286927A/en not_active Expired
- 1971-05-10 FR FR7116766A patent/FR2091393A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2123299B2 (de) | 1973-01-18 |
| GB1286927A (en) | 1972-08-31 |
| DE2123299A1 (de) | 1971-11-25 |
| FR2091393A5 (enExample) | 1972-01-14 |