FR1239601A - Posemètre pour appareil photographique - Google Patents

Posemètre pour appareil photographique

Info

Publication number
FR1239601A
FR1239601A FR808711A FR808711A FR1239601A FR 1239601 A FR1239601 A FR 1239601A FR 808711 A FR808711 A FR 808711A FR 808711 A FR808711 A FR 808711A FR 1239601 A FR1239601 A FR 1239601A
Authority
FR
France
Prior art keywords
camera
light meter
meter
light
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
FR808711A
Other languages
English (en)
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.)
ELGEET OPTICAL CO Inc
Original Assignee
ELGEET OPTICAL CO Inc
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 ELGEET OPTICAL CO Inc filed Critical ELGEET OPTICAL CO Inc
Application granted granted Critical
Publication of FR1239601A publication Critical patent/FR1239601A/fr
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)
FR808711A 1959-07-31 1959-10-28 Posemètre pour appareil photographique Expired FR1239601A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1239601XA 1959-07-31 1959-07-31

Publications (1)

Publication Number Publication Date
FR1239601A true FR1239601A (fr) 1960-08-26

Family

ID=22411941

Family Applications (1)

Application Number Title Priority Date Filing Date
FR808711A Expired FR1239601A (fr) 1959-07-31 1959-10-28 Posemètre pour appareil photographique

Country Status (1)

Country Link
FR (1) FR1239601A (fr)

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