FR1433838A - Camera with electromagnetic device for automatic lumination adjustment - Google Patents

Camera with electromagnetic device for automatic lumination adjustment

Info

Publication number
FR1433838A
FR1433838A FR16678A FR16678A FR1433838A FR 1433838 A FR1433838 A FR 1433838A FR 16678 A FR16678 A FR 16678A FR 16678 A FR16678 A FR 16678A FR 1433838 A FR1433838 A FR 1433838A
Authority
FR
France
Prior art keywords
lumination
camera
adjustment
automatic
electromagnetic device
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
FR16678A
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 FR16678A priority Critical patent/FR1433838A/en
Application granted granted Critical
Publication of FR1433838A publication Critical patent/FR1433838A/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)
FR16678A 1965-05-12 1965-05-12 Camera with electromagnetic device for automatic lumination adjustment Expired FR1433838A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR16678A FR1433838A (en) 1965-05-12 1965-05-12 Camera with electromagnetic device for automatic lumination adjustment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR16678A FR1433838A (en) 1965-05-12 1965-05-12 Camera with electromagnetic device for automatic lumination adjustment

Publications (1)

Publication Number Publication Date
FR1433838A true FR1433838A (en) 1966-04-01

Family

ID=8578529

Family Applications (1)

Application Number Title Priority Date Filing Date
FR16678A Expired FR1433838A (en) 1965-05-12 1965-05-12 Camera with electromagnetic device for automatic lumination adjustment

Country Status (1)

Country Link
FR (1) FR1433838A (en)

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