JPS5022631A - - Google Patents

Info

Publication number
JPS5022631A
JPS5022631A JP48072398A JP7239873A JPS5022631A JP S5022631 A JPS5022631 A JP S5022631A JP 48072398 A JP48072398 A JP 48072398A JP 7239873 A JP7239873 A JP 7239873A JP S5022631 A JPS5022631 A JP S5022631A
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
JP48072398A
Other languages
Japanese (ja)
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 JP48072398A priority Critical patent/JPS5022631A/ja
Priority to DE19742430981 priority patent/DE2430981C3/de
Publication of JPS5022631A publication Critical patent/JPS5022631A/ja
Priority to US05/638,029 priority patent/US4045807A/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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/02—Diaphragms
    • G03B9/07—Diaphragms with means for presetting the diaphragm
    • 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
    • G03B7/087—Analogue circuits for control of both exposure time and aperture
    • 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
    • G03B7/089—Analogue circuits for storage of exposure value in mirror reflex cameras
    • 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
    • G03B9/58—Means for varying duration of "open" period of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
JP48072398A 1973-06-27 1973-06-27 Pending JPS5022631A (cs)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP48072398A JPS5022631A (cs) 1973-06-27 1973-06-27
DE19742430981 DE2430981C3 (de) 1973-06-27 1974-06-27 Belichtungssteuerung für Kameras
US05/638,029 US4045807A (en) 1973-06-27 1975-12-05 Automatic exposure control apparatus which prevents simultaneous diaphragm and shutter speed preselection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48072398A JPS5022631A (cs) 1973-06-27 1973-06-27

Publications (1)

Publication Number Publication Date
JPS5022631A true JPS5022631A (cs) 1975-03-11

Family

ID=13488112

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48072398A Pending JPS5022631A (cs) 1973-06-27 1973-06-27

Country Status (1)

Country Link
JP (1) JPS5022631A (cs)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5116021A (en) * 1974-07-31 1976-02-09 Minolta Camera Kk Shiborito shatsutasokudotono sohoo jidotekini narabini shudotekini seigyokanona ichiganrefutsukusukamera
JPS56126626U (cs) * 1980-02-25 1981-09-26

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5116021A (en) * 1974-07-31 1976-02-09 Minolta Camera Kk Shiborito shatsutasokudotono sohoo jidotekini narabini shudotekini seigyokanona ichiganrefutsukusukamera
JPS56126626U (cs) * 1980-02-25 1981-09-26
JPH0348567Y2 (cs) * 1980-02-25 1991-10-17

Also Published As

Publication number Publication date
DE2430981B2 (de) 1977-04-28
DE2430981A1 (de) 1975-01-16

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