FR1422894A - Camera lumination adjustment device - Google Patents

Camera lumination adjustment device

Info

Publication number
FR1422894A
FR1422894A FR987540A FR987540A FR1422894A FR 1422894 A FR1422894 A FR 1422894A FR 987540 A FR987540 A FR 987540A FR 987540 A FR987540 A FR 987540A FR 1422894 A FR1422894 A FR 1422894A
Authority
FR
France
Prior art keywords
lumination
camera
adjustment device
adjustment
lumination adjustment
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
FR987540A
Other languages
French (fr)
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Priority to FR987540A priority Critical patent/FR1422894A/en
Application granted granted Critical
Publication of FR1422894A publication Critical patent/FR1422894A/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)
FR987540A 1964-09-09 1964-09-09 Camera lumination adjustment device Expired FR1422894A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR987540A FR1422894A (en) 1964-09-09 1964-09-09 Camera lumination adjustment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR987540A FR1422894A (en) 1964-09-09 1964-09-09 Camera lumination adjustment device

Publications (1)

Publication Number Publication Date
FR1422894A true FR1422894A (en) 1966-01-03

Family

ID=8838013

Family Applications (1)

Application Number Title Priority Date Filing Date
FR987540A Expired FR1422894A (en) 1964-09-09 1964-09-09 Camera lumination adjustment device

Country Status (1)

Country Link
FR (1) FR1422894A (en)

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