JPS5618929B2 - - Google Patents
Info
- Publication number
- JPS5618929B2 JPS5618929B2 JP4189573A JP4189573A JPS5618929B2 JP S5618929 B2 JPS5618929 B2 JP S5618929B2 JP 4189573 A JP4189573 A JP 4189573A JP 4189573 A JP4189573 A JP 4189573A JP S5618929 B2 JPS5618929 B2 JP S5618929B2
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4189573A JPS5618929B2 (ja) | 1973-04-13 | 1973-04-13 | |
US00415316A US3855603A (en) | 1973-04-13 | 1973-11-13 | Shutter operating circuits for photographic cameras |
DE19732356964 DE2356964C3 (de) | 1972-11-16 | 1973-11-15 | Elektrische Verschlußsteuerschaltung fur eine photographische Kamera |
US05/719,894 USRE29927E (en) | 1972-11-16 | 1976-09-02 | Shutter operating circuits for photographic cameras |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4189573A JPS5618929B2 (ja) | 1973-04-13 | 1973-04-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS49129532A JPS49129532A (ja) | 1974-12-11 |
JPS5618929B2 true JPS5618929B2 (ja) | 1981-05-02 |
Family
ID=12621009
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4189573A Expired JPS5618929B2 (ja) | 1972-11-16 | 1973-04-13 |
Country Status (2)
Country | Link |
---|---|
US (1) | US3855603A (ja) |
JP (1) | JPS5618929B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5972933U (ja) * | 1982-11-07 | 1984-05-17 | 谷 良信 | シヨルダ−バツグ用安全紐 |
JPH09222640A (ja) * | 1996-02-15 | 1997-08-26 | Nec Corp | 電子スチルカメラ |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3928860A (en) * | 1972-09-26 | 1975-12-23 | Fuji Photo Optical Co Ltd | Exposure control circuit for photographic camera |
JPS5332701B2 (ja) * | 1973-05-11 | 1978-09-09 | ||
US4015276A (en) * | 1973-09-13 | 1977-03-29 | Yashica Co., Ltd. | Electric shutter operating circuits for use in photographic cameras |
US4104654A (en) * | 1974-07-02 | 1978-08-01 | Olympus Optical Co., Ltd. | Photometric apparatus for single lens reflex camera |
JPS5333442U (ja) * | 1976-08-30 | 1978-03-23 | ||
JPS5718770U (ja) * | 1980-07-08 | 1982-01-30 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3648053A (en) * | 1969-11-14 | 1972-03-07 | Copal Co Ltd | Warning circuit for use in a ttl-type electronic shutter |
US3690230A (en) * | 1969-12-25 | 1972-09-12 | Asahi Optical Co Ltd | Electronic circuits for automatic camera controls |
US3626825A (en) * | 1970-05-28 | 1971-12-14 | Texas Instruments Inc | Radiation-sensitive camera shutter and aperture control systems |
US3731604A (en) * | 1970-06-12 | 1973-05-08 | Yashica Co Ltd | Electric shutter operating circuit for cameras |
GB1339622A (en) * | 1970-06-16 | 1973-12-05 | Asahi Optical Co Ltd | Electric shutter control circuit for a single-lens reflex camera |
JPS5038331B1 (ja) * | 1971-03-03 | 1975-12-09 | ||
JPS5127582B2 (ja) * | 1973-04-02 | 1976-08-13 |
-
1973
- 1973-04-13 JP JP4189573A patent/JPS5618929B2/ja not_active Expired
- 1973-11-13 US US00415316A patent/US3855603A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5972933U (ja) * | 1982-11-07 | 1984-05-17 | 谷 良信 | シヨルダ−バツグ用安全紐 |
JPH09222640A (ja) * | 1996-02-15 | 1997-08-26 | Nec Corp | 電子スチルカメラ |
Also Published As
Publication number | Publication date |
---|---|
US3855603A (en) | 1974-12-17 |
JPS49129532A (ja) | 1974-12-11 |