FR1113846A - Focal shutter - Google Patents

Focal shutter

Info

Publication number
FR1113846A
FR1113846A FR1113846DA FR1113846A FR 1113846 A FR1113846 A FR 1113846A FR 1113846D A FR1113846D A FR 1113846DA FR 1113846 A FR1113846 A FR 1113846A
Authority
FR
France
Prior art keywords
focal shutter
shutter
focal
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
Hugo Bergerhoff
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 FR1113846A publication Critical patent/FR1113846A/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
    • G03B9/08—Shutters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1113846D 1953-10-30 1954-10-19 Focal shutter Expired FR1113846A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1113846X 1953-10-30

Publications (1)

Publication Number Publication Date
FR1113846A true FR1113846A (en) 1956-04-04

Family

ID=7723907

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1113846D Expired FR1113846A (en) 1953-10-30 1954-10-19 Focal shutter

Country Status (1)

Country Link
FR (1) FR1113846A (en)

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