FR920827A - Obturateur pour objectif photographique - Google Patents

Obturateur pour objectif photographique

Info

Publication number
FR920827A
FR920827A FR920827DA FR920827A FR 920827 A FR920827 A FR 920827A FR 920827D A FR920827D A FR 920827DA FR 920827 A FR920827 A FR 920827A
Authority
FR
France
Prior art keywords
shutter
photographic lens
photographic
lens
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
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe dOptique et de Mecanique de Haute Precision
Original Assignee
Societe dOptique et de Mecanique de Haute Precision
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 by Societe dOptique et de Mecanique de Haute Precision filed Critical Societe dOptique et de Mecanique de Haute Precision
Application granted granted Critical
Publication of FR920827A publication Critical patent/FR920827A/fr
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
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/18—More than two members
    • G03B9/22—More than two members each moving in one direction to open and then in opposite direction to close, e.g. iris type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR920827D 1945-10-15 1945-10-15 Obturateur pour objectif photographique Expired FR920827A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR920827T 1945-10-15

Publications (1)

Publication Number Publication Date
FR920827A true FR920827A (fr) 1947-04-18

Family

ID=9431546

Family Applications (1)

Application Number Title Priority Date Filing Date
FR920827D Expired FR920827A (fr) 1945-10-15 1945-10-15 Obturateur pour objectif photographique

Country Status (1)

Country Link
FR (1) FR920827A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1060707B (de) * 1954-08-31 1959-07-02 Dresden Feinmess Photographischer Objektivverschluss
DE1094578B (de) * 1957-12-18 1960-12-08 Agfa Ag Objektivverschluss mit hin- und herschwingenden Lamellen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1060707B (de) * 1954-08-31 1959-07-02 Dresden Feinmess Photographischer Objektivverschluss
DE1094578B (de) * 1957-12-18 1960-12-08 Agfa Ag Objektivverschluss mit hin- und herschwingenden Lamellen

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