FR1190920A - Device for controlling a shutter or a viewfinder <reflex> for cinematographic cameras - Google Patents

Device for controlling a shutter or a viewfinder <reflex> for cinematographic cameras

Info

Publication number
FR1190920A
FR1190920A FR1190920DA FR1190920A FR 1190920 A FR1190920 A FR 1190920A FR 1190920D A FR1190920D A FR 1190920DA FR 1190920 A FR1190920 A FR 1190920A
Authority
FR
France
Prior art keywords
viewfinder
reflex
shutter
controlling
cinematographic cameras
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)
Inventor
Paul-Ferdinand Royet
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
Application granted granted Critical
Publication of FR1190920A publication Critical patent/FR1190920A/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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/58—Means for varying duration of "open" period of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1190920D 1958-01-29 1958-01-29 Device for controlling a shutter or a viewfinder <reflex> for cinematographic cameras Expired FR1190920A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1190920T 1958-01-29

Publications (1)

Publication Number Publication Date
FR1190920A true FR1190920A (en) 1959-10-15

Family

ID=9666598

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1190920D Expired FR1190920A (en) 1958-01-29 1958-01-29 Device for controlling a shutter or a viewfinder <reflex> for cinematographic cameras

Country Status (1)

Country Link
FR (1) FR1190920A (en)

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