CA917977A - Shutter timing system - Google Patents
Shutter timing systemInfo
- Publication number
- CA917977A CA917977A CA076612A CA76612A CA917977A CA 917977 A CA917977 A CA 917977A CA 076612 A CA076612 A CA 076612A CA 76612 A CA76612 A CA 76612A CA 917977 A CA917977 A CA 917977A
- Authority
- CA
- Canada
- Prior art keywords
- timing system
- shutter timing
- shutter
- timing
- Prior art date
- 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
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
- G03B15/04—Combinations of cameras with non-electronic flash apparatus; Non-electronic flash units
- G03B15/0452—Electrical ignition means connected to the shutter
-
- 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
- G03B9/70—Exposure-making shutters; Diaphragms with flash-synchronising contacts
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Stroboscope Apparatuses (AREA)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US80439569A | 1969-03-05 | 1969-03-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA917977A true CA917977A (en) | 1973-01-02 |
Family
ID=25188858
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA076612A Expired CA917977A (en) | 1969-03-05 | 1970-03-05 | Shutter timing system |
Country Status (6)
Country | Link |
---|---|
US (1) | US3610122A (ja) |
JP (1) | JPS4912659B1 (ja) |
CA (1) | CA917977A (ja) |
DE (1) | DE2010548C3 (ja) |
FR (1) | FR2037615A5 (ja) |
GB (1) | GB1293082A (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3706266A (en) * | 1970-06-08 | 1972-12-19 | Asahi Optical Co Ltd | Camera operating with preparatory and synchronous light |
US4016575A (en) * | 1974-04-03 | 1977-04-05 | Canon Kabushiki Kaisha | Exposure control system for flash photography |
CA1053052A (en) * | 1975-04-21 | 1979-04-24 | Edwin H. Land | Camera with detachable electronic flash unit and exposure control system therefor |
US4023187A (en) * | 1975-10-03 | 1977-05-10 | Polaroid Corporation | Exposure control system with fill flash race condition |
US4035813A (en) * | 1975-10-03 | 1977-07-12 | Polaroid Corporation | Exposure control system for selectively determining exposure interval |
DE2746263C3 (de) * | 1976-10-16 | 1981-11-05 | Olympus Optical Co., Ltd., Tokyo | Fotografische Kamera mit automatischer Belichtungszeitsteuerung und angeschlossenem automatischem elektronischem elektronischem Blitzlichtgerät |
US4812872A (en) * | 1988-01-13 | 1989-03-14 | Eastman Kodak Company | Smart flash control system for cameras |
US4772910A (en) * | 1988-01-19 | 1988-09-20 | Eastman Kodak Company | Full/fill flash control system for cameras |
CN102879977B (zh) * | 2012-10-29 | 2015-03-04 | 青岛海信移动通信技术股份有限公司 | 相机闪光控制方法、控制装置及移动终端 |
-
1969
- 1969-03-05 US US804395A patent/US3610122A/en not_active Expired - Lifetime
-
1970
- 1970-03-04 FR FR7007763A patent/FR2037615A5/fr not_active Expired
- 1970-03-05 JP JP45018380A patent/JPS4912659B1/ja active Pending
- 1970-03-05 DE DE702010548A patent/DE2010548C3/de not_active Expired
- 1970-03-05 CA CA076612A patent/CA917977A/en not_active Expired
- 1970-03-05 GB GB00701/70A patent/GB1293082A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2010548B2 (de) | 1978-06-29 |
US3610122A (en) | 1971-10-05 |
JPS4912659B1 (ja) | 1974-03-26 |
GB1293082A (en) | 1972-10-18 |
FR2037615A5 (ja) | 1970-12-31 |
DE2010548A1 (de) | 1970-09-24 |
DE2010548C3 (de) | 1979-03-01 |
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