FR695026A - Lens shutter for aerial photography devices - Google Patents

Lens shutter for aerial photography devices

Info

Publication number
FR695026A
FR695026A FR695026DA FR695026A FR 695026 A FR695026 A FR 695026A FR 695026D A FR695026D A FR 695026DA FR 695026 A FR695026 A FR 695026A
Authority
FR
France
Prior art keywords
aerial photography
lens shutter
photography devices
devices
shutter
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
Jean Klopcic
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 FR695026A publication Critical patent/FR695026A/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
    • G03B9/28—Roller blind or flexible plate
    • G03B9/32—Double blind
    • G03B9/34—Double blind with adjustable slot; with mechanism controlling relative movement of blinds to form slot

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR695026D 1929-08-06 1929-08-06 Lens shutter for aerial photography devices Expired FR695026A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR695026T 1929-08-06

Publications (1)

Publication Number Publication Date
FR695026A true FR695026A (en) 1930-12-10

Family

ID=9045814

Family Applications (1)

Application Number Title Priority Date Filing Date
FR695026D Expired FR695026A (en) 1929-08-06 1929-08-06 Lens shutter for aerial photography devices

Country Status (1)

Country Link
FR (1) FR695026A (en)

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