FR438133A - Lens shutter - Google Patents

Lens shutter

Info

Publication number
FR438133A
FR438133A FR438133DA FR438133A FR 438133 A FR438133 A FR 438133A FR 438133D A FR438133D A FR 438133DA FR 438133 A FR438133 A FR 438133A
Authority
FR
France
Prior art keywords
lens shutter
shutter
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
French (fr)
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.)
Christian Bruns & Cie GmbH
Original Assignee
Christian Bruns & Cie GmbH
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 Christian Bruns & Cie GmbH filed Critical Christian Bruns & Cie GmbH
Application granted granted Critical
Publication of FR438133A publication Critical patent/FR438133A/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
    • G03B9/10—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)
FR438133D 1911-12-08 1911-12-08 Lens shutter Expired FR438133A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR438133T 1911-12-08

Publications (1)

Publication Number Publication Date
FR438133A true FR438133A (en) 1912-05-08

Family

ID=1479680

Family Applications (1)

Application Number Title Priority Date Filing Date
FR438133D Expired FR438133A (en) 1911-12-08 1911-12-08 Lens shutter

Country Status (1)

Country Link
FR (1) FR438133A (en)

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