JPS549049B1 - - Google Patents
Info
- Publication number
- JPS549049B1 JPS549049B1 JP4755370A JP4755370A JPS549049B1 JP S549049 B1 JPS549049 B1 JP S549049B1 JP 4755370 A JP4755370 A JP 4755370A JP 4755370 A JP4755370 A JP 4755370A JP S549049 B1 JPS549049 B1 JP S549049B1
- 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
- G03B7/081—Analogue circuits
- G03B7/083—Analogue circuits for control of exposure time
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Shutters For Cameras (AREA)
- Shutter-Related Mechanisms (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4755370A JPS549049B1 (ja) | 1970-06-04 | 1970-06-04 | |
DE2127480A DE2127480B2 (de) | 1970-06-04 | 1971-06-03 | Photographische Kamera mit einem photoelektrischen Bauelement und einem Speicherglied |
US00149938A US3756131A (en) | 1970-06-04 | 1971-06-04 | Exposure controlling device for photographic camera |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4755370A JPS549049B1 (ja) | 1970-06-04 | 1970-06-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS549049B1 true JPS549049B1 (ja) | 1979-04-20 |
Family
ID=12778343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4755370A Pending JPS549049B1 (ja) | 1970-06-04 | 1970-06-04 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3756131A (ja) |
JP (1) | JPS549049B1 (ja) |
DE (1) | DE2127480B2 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5312592Y2 (ja) * | 1972-04-28 | 1978-04-05 | ||
US3936843A (en) * | 1972-12-30 | 1976-02-03 | Asahi Kogaku Kogyo Kabushiki Kaisha | Camera with optionally operable manual controls |
JPS5131643Y2 (ja) * | 1973-02-19 | 1976-08-07 | ||
JPS5051631U (ja) * | 1973-08-08 | 1975-05-19 | ||
JPS5050921A (ja) * | 1973-09-04 | 1975-05-07 | ||
JPS5085334A (ja) * | 1973-11-27 | 1975-07-09 | ||
US3988748A (en) * | 1973-12-26 | 1976-10-26 | Canon Kabushiki Kaisha | Single lens reflex camera |
JPS5794730A (en) * | 1981-07-10 | 1982-06-12 | Canon Inc | Exposure control device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3349678A (en) * | 1963-11-28 | 1967-10-31 | Asahi Optical Co Ltd | Automatic light responsive shutter timing mechanism |
US3324779A (en) * | 1964-05-26 | 1967-06-13 | Asahi Optical Co Ltd | Photoelectric time control shutter circuit for photographic camera |
US3442190A (en) * | 1965-07-21 | 1969-05-06 | Honeywell Inc | Photographic apparatus |
US3533348A (en) * | 1966-09-12 | 1970-10-13 | Minolta Camera Kk | Electronic shutter and a circuit therefor |
US3641890A (en) * | 1967-10-31 | 1972-02-15 | Nippon Kogaku Kk | Exposure-measuring device for cameras provided with electronic shutter |
FR2011263A1 (ja) * | 1968-06-20 | 1970-02-27 | Asahi Optical Co Ltd |
-
1970
- 1970-06-04 JP JP4755370A patent/JPS549049B1/ja active Pending
-
1971
- 1971-06-03 DE DE2127480A patent/DE2127480B2/de not_active Ceased
- 1971-06-04 US US00149938A patent/US3756131A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2127480B2 (de) | 1979-11-15 |
US3756131A (en) | 1973-09-04 |
DE2127480A1 (de) | 1971-12-16 |