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FR568566A - Photographic shutter - Google Patents

Photographic shutter

Info

Publication number
FR568566A
FR568566A FR568566DA FR568566A FR 568566 A FR568566 A FR 568566A FR 568566D A FR568566D A FR 568566DA FR 568566 A FR568566 A FR 568566A
Authority
FR
France
Prior art keywords
photographic shutter
photographic
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
Joseph Neyret
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 FR568566A publication Critical patent/FR568566A/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
    • G03B9/36—Sliding rigid plate
    • G03B9/40—Double plate
    • 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
    • G03B9/60—Means for varying duration of "open" period of shutter by varying speed of movement of obturating members

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR568566D 1923-07-11 1923-07-11 Photographic shutter Expired FR568566A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR568566T 1923-07-11

Publications (1)

Publication Number Publication Date
FR568566A true FR568566A (en) 1924-03-28

Family

ID=8948599

Family Applications (1)

Application Number Title Priority Date Filing Date
FR568566D Expired FR568566A (en) 1923-07-11 1923-07-11 Photographic shutter

Country Status (1)

Country Link
FR (1) FR568566A (en)

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