DD115764A1 - - Google Patents

Info

Publication number
DD115764A1
DD115764A1 DD179713A DD17971374A DD115764A1 DD 115764 A1 DD115764 A1 DD 115764A1 DD 179713 A DD179713 A DD 179713A DD 17971374 A DD17971374 A DD 17971374A DD 115764 A1 DD115764 A1 DD 115764A1
Authority
DD
German Democratic Republic
Application number
DD179713A
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 DD179713A priority Critical patent/DD115764A1/xx
Priority to DE19752515514 priority patent/DE2515514A1/de
Priority to GB2231375A priority patent/GB1474155A/en
Priority to JP50062584A priority patent/JPS513629A/ja
Priority to US05/587,035 priority patent/US4040111A/en
Publication of DD115764A1 publication Critical patent/DD115764A1/xx

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)
  • Diaphragms For Cameras (AREA)
DD179713A 1974-06-17 1974-07-05 DD115764A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DD179713A DD115764A1 (fr) 1974-07-05 1974-07-05
DE19752515514 DE2515514A1 (de) 1974-06-17 1975-04-09 Einrichtung zur automatischen belichtungssteuerung
GB2231375A GB1474155A (en) 1974-06-17 1975-05-22 Cameras having means for automatic exposure control
JP50062584A JPS513629A (ja) 1974-06-17 1975-05-27 Roshutsujidoseigyosochi
US05/587,035 US4040111A (en) 1974-07-05 1975-06-16 Camera automatic exposure control apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD179713A DD115764A1 (fr) 1974-07-05 1974-07-05

Publications (1)

Publication Number Publication Date
DD115764A1 true DD115764A1 (fr) 1975-10-12

Family

ID=5496473

Family Applications (1)

Application Number Title Priority Date Filing Date
DD179713A DD115764A1 (fr) 1974-06-17 1974-07-05

Country Status (2)

Country Link
US (1) US4040111A (fr)
DD (1) DD115764A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4176929A (en) * 1977-06-21 1979-12-04 Canon Kabushiki Kaisha Exposure control device for a camera

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1291616B (de) * 1964-12-28 1969-03-27 Prontor Werk Gauthier Gmbh Photographische Kamera mit selbsttaetiger, lichtgesteuerter Blenden- und Zeiteinstellung
US3643575A (en) * 1967-10-31 1972-02-22 Nippon Kogaku Kk Exposure-measuring device in a single-lens reflex camera
US3810206A (en) * 1971-06-01 1974-05-07 Cann Kk Exposure control device
JPS4879627A (fr) * 1972-01-26 1973-10-25

Also Published As

Publication number Publication date
US4040111A (en) 1977-08-02

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