JPS5179348A - - Google Patents

Info

Publication number
JPS5179348A
JPS5179348A JP50001378A JP137875A JPS5179348A JP S5179348 A JPS5179348 A JP S5179348A JP 50001378 A JP50001378 A JP 50001378A JP 137875 A JP137875 A JP 137875A JP S5179348 A JPS5179348 A JP S5179348A
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
Application number
JP50001378A
Inventor
Kyoshi Tsujimoto
Akira Yoshizaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minolta Co Ltd
Original Assignee
Minolta Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Minolta Co Ltd filed Critical Minolta Co Ltd
Priority to JP50001378A priority Critical patent/JPS5179348A/ja
Priority to DE19752558038 priority patent/DE2558038A1/de
Publication of JPS5179348A publication Critical patent/JPS5179348A/ja
Priority to US05/762,721 priority patent/US4107709A/en
Pending legal-status Critical Current

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)
  • Shutter-Related Mechanisms (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
JP50001378A 1974-12-31 1974-12-31 Pending JPS5179348A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP50001378A JPS5179348A (ja) 1974-12-31 1974-12-31
DE19752558038 DE2558038A1 (de) 1974-12-31 1975-12-22 Belichtungszeitsteuerkreis fuer eine kamera
US05/762,721 US4107709A (en) 1974-12-31 1977-01-26 Exposure time control circuitry for cameras

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50001378A JPS5179348A (ja) 1974-12-31 1974-12-31

Publications (1)

Publication Number Publication Date
JPS5179348A true JPS5179348A (ja) 1976-07-10

Family

ID=11499811

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50001378A Pending JPS5179348A (ja) 1974-12-31 1974-12-31

Country Status (3)

Country Link
US (1) US4107709A (ja)
JP (1) JPS5179348A (ja)
DE (1) DE2558038A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5233916U (ja) * 1976-06-16 1977-03-10
JPS5233918U (ja) * 1976-06-16 1977-03-10
JPS5266435U (ja) * 1975-11-11 1977-05-17

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3678823A (en) * 1969-11-14 1972-07-25 Copal Co Ltd Electronic shutter for through-the-lens camera having interchangeable lenses of differing aperture
JPS4817337B1 (ja) * 1970-07-03 1973-05-29
JPS4917370B1 (ja) * 1970-07-07 1974-04-30
US3886443A (en) * 1971-05-13 1975-05-27 Asahi Optical Co Ltd Electric camera shutter with voltage checking circuit
DE2236660C3 (de) * 1971-07-27 1978-07-20 Minolta Camera K.K., Osaka (Japan) Einäugige Spiegelreflexkamera
US3733984A (en) * 1972-07-03 1973-05-22 Minolta Camera Kk Exposure control systems for single reflex cameras having a detachable housing
US3950765A (en) * 1973-07-17 1976-04-13 Minolta Camera Kabushiki Kaisha Exposure control devices for photographic cameras
CA1013987A (en) * 1973-07-26 1977-07-19 Konishiroku Photo Industry Co. Electric shutter circuit for camera shutter speed control

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5266435U (ja) * 1975-11-11 1977-05-17
JPS5233916U (ja) * 1976-06-16 1977-03-10
JPS5233918U (ja) * 1976-06-16 1977-03-10

Also Published As

Publication number Publication date
US4107709A (en) 1978-08-15
DE2558038A1 (de) 1976-08-19

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