FR1170853A - Photo-electric light meter - Google Patents

Photo-electric light meter

Info

Publication number
FR1170853A
FR1170853A FR1170853DA FR1170853A FR 1170853 A FR1170853 A FR 1170853A FR 1170853D A FR1170853D A FR 1170853DA FR 1170853 A FR1170853 A FR 1170853A
Authority
FR
France
Prior art keywords
photo
electric light
light meter
meter
electric
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
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.)
Rollei Werke Franke und Heidecke GmbH and Co KG
Franke and Heydrich GmbH
Original Assignee
Rollei Werke Franke und Heidecke GmbH and Co KG
Franke and Heydrich GmbH
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 Rollei Werke Franke und Heidecke GmbH and Co KG, Franke and Heydrich GmbH filed Critical Rollei Werke Franke und Heidecke GmbH and Co KG
Application granted granted Critical
Publication of FR1170853A publication Critical patent/FR1170853A/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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/06—Bodies with exposure meters or other indicators built into body but not connected to other camera members

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1170853D 1956-01-18 1957-01-12 Photo-electric light meter Expired FR1170853A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1170853X 1956-01-18

Publications (1)

Publication Number Publication Date
FR1170853A true FR1170853A (en) 1959-01-20

Family

ID=7729306

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1170853D Expired FR1170853A (en) 1956-01-18 1957-01-12 Photo-electric light meter

Country Status (1)

Country Link
FR (1) FR1170853A (en)

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