FR1352546A - Automatic diaphragm adjuster for cameras - Google Patents

Automatic diaphragm adjuster for cameras

Info

Publication number
FR1352546A
FR1352546A FR930104A FR930104A FR1352546A FR 1352546 A FR1352546 A FR 1352546A FR 930104 A FR930104 A FR 930104A FR 930104 A FR930104 A FR 930104A FR 1352546 A FR1352546 A FR 1352546A
Authority
FR
France
Prior art keywords
cameras
automatic diaphragm
diaphragm adjuster
adjuster
automatic
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
Application number
FR930104A
Other languages
French (fr)
Inventor
Peter Ernst Mader
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 FR930104A priority Critical patent/FR1352546A/en
Application granted granted Critical
Publication of FR1352546A publication Critical patent/FR1352546A/en
Expired 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)
FR930104A 1963-04-02 1963-04-02 Automatic diaphragm adjuster for cameras Expired FR1352546A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR930104A FR1352546A (en) 1963-04-02 1963-04-02 Automatic diaphragm adjuster for cameras

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR930104A FR1352546A (en) 1963-04-02 1963-04-02 Automatic diaphragm adjuster for cameras

Publications (1)

Publication Number Publication Date
FR1352546A true FR1352546A (en) 1964-02-14

Family

ID=8800679

Family Applications (1)

Application Number Title Priority Date Filing Date
FR930104A Expired FR1352546A (en) 1963-04-02 1963-04-02 Automatic diaphragm adjuster for cameras

Country Status (1)

Country Link
FR (1) FR1352546A (en)

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