FR563282A - Focus for film cameras - Google Patents

Focus for film cameras

Info

Publication number
FR563282A
FR563282A FR563282DA FR563282A FR 563282 A FR563282 A FR 563282A FR 563282D A FR563282D A FR 563282DA FR 563282 A FR563282 A FR 563282A
Authority
FR
France
Prior art keywords
focus
film cameras
cameras
film
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
Helene Roquet
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 FR563282A publication Critical patent/FR563282A/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
    • G03B19/00—Cameras
    • G03B19/02—Still-picture cameras
    • G03B19/04—Roll-film cameras

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR563282D 1922-12-12 1922-12-12 Focus for film cameras Expired FR563282A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR563282T 1922-12-12

Publications (1)

Publication Number Publication Date
FR563282A true FR563282A (en) 1923-11-30

Family

ID=8944920

Family Applications (1)

Application Number Title Priority Date Filing Date
FR563282D Expired FR563282A (en) 1922-12-12 1922-12-12 Focus for film cameras

Country Status (1)

Country Link
FR (1) FR563282A (en)

Similar Documents

Publication Publication Date Title
FR543554A (en) Viewfinder for cameras
FR563282A (en) Focus for film cameras
FR809547A (en) Focus checker for photographic enlargements
FR549944A (en) File cabinet for photographic film
FR577611A (en) Device applicable to cameras for focusing
FR760954A (en) Mirror reflector device for cameras
FR778677A (en) Focusing device for camera lenses
FR567841A (en) Lens shutter for cameras
FR607208A (en) Focusing telescope for cameras
FR740498A (en) Focusing device for photographic lenses
FR551758A (en) Improvements in optical systems for cameras
FR595157A (en) Shutter for cameras
FR547076A (en) Focusing device for photographic camera
FR859458A (en) Frosted plate focus viewfinder for mirror reflex cameras
FR535337A (en) Viewfinder for cameras
FR558873A (en) Camera for stereoscopic photography
FR679417A (en) Improvements to focusing devices for cameras
FR618632A (en) Lens for cameras and projection
FR740172A (en) Device for focusing images in cinematographic cameras
FR525281A (en) Guillotine shutter for cameras
FR562375A (en) New perforation for cinematographic film
FR640965A (en) Film reel for cameras
FR597245A (en) Focusing device in cinematographic or photographic cameras
FR562817A (en) Focusing device in cinematographic cameras
FR636180A (en) Lens mount for cameras or cinematographic cameras