JPS50119628A - - Google Patents

Info

Publication number
JPS50119628A
JPS50119628A JP49023947A JP2394774A JPS50119628A JP S50119628 A JPS50119628 A JP S50119628A JP 49023947 A JP49023947 A JP 49023947A JP 2394774 A JP2394774 A JP 2394774A JP S50119628 A JPS50119628 A JP S50119628A
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
JP49023947A
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 filed Critical
Priority to JP49023947A priority Critical patent/JPS50119628A/ja
Priority to US05/552,368 priority patent/US4000941A/en
Publication of JPS50119628A publication Critical patent/JPS50119628A/ja
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
    • G03B7/085—Analogue circuits for control of aperture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
JP49023947A 1974-03-01 1974-03-01 Pending JPS50119628A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP49023947A JPS50119628A (ja) 1974-03-01 1974-03-01
US05/552,368 US4000941A (en) 1974-03-01 1975-02-24 Automatic exposure adjusting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49023947A JPS50119628A (ja) 1974-03-01 1974-03-01

Publications (1)

Publication Number Publication Date
JPS50119628A true JPS50119628A (ja) 1975-09-19

Family

ID=12124728

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49023947A Pending JPS50119628A (ja) 1974-03-01 1974-03-01

Country Status (2)

Country Link
US (1) US4000941A (ja)
JP (1) JPS50119628A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53129033A (en) * 1977-04-16 1978-11-10 Copal Co Ltd Protective circuit for automatic servo iris control circuit

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3940408A1 (de) * 1989-02-08 1991-06-13 Arnold & Richter Kg Vorrichtung zur belichtungssteuerung einer laufbildkamera
PT3336598T (pt) 2009-06-16 2022-02-15 Leonard Pool Sistema de inspecção vídeo intrinsecamente seguro

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3487757A (en) * 1966-09-30 1970-01-06 Agfa Gevaert Ag Time control arrangement for photographic cameras

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1213485A (en) * 1915-08-27 1917-01-23 Alfred Herz Photography.
US2186613A (en) * 1937-12-22 1940-01-09 Eastman Kodak Co Photographic camera
US2518717A (en) * 1946-01-04 1950-08-15 Rath Karl Automatic exposure control system in a motion-picture camera
US3086434A (en) * 1961-05-22 1963-04-23 Bulova Watch Co Inc Exposure control
US3143046A (en) * 1962-05-08 1964-08-04 Flight Res Inc Camera exposure control
DE2060026B2 (de) * 1970-12-05 1977-12-15 Robert Bosch Gmbh, 7000 Stuttgart Laufbildkamera fuer langzeitaufnahmen
DE2143223A1 (de) * 1971-08-28 1973-03-08 Agfa Gevaert Ag Kinematografische kamera
JPS4869517A (ja) * 1971-12-20 1973-09-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3487757A (en) * 1966-09-30 1970-01-06 Agfa Gevaert Ag Time control arrangement for photographic cameras

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53129033A (en) * 1977-04-16 1978-11-10 Copal Co Ltd Protective circuit for automatic servo iris control circuit

Also Published As

Publication number Publication date
US4000941A (en) 1977-01-04

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