FR923778A - Lens hood holders for optical instruments - Google Patents

Lens hood holders for optical instruments

Info

Publication number
FR923778A
FR923778A FR923778DA FR923778A FR 923778 A FR923778 A FR 923778A FR 923778D A FR923778D A FR 923778DA FR 923778 A FR923778 A FR 923778A
Authority
FR
France
Prior art keywords
lens hood
optical instruments
holders
hood holders
instruments
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
Roger-Pierre-Felix Lemasson
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 FR923778A publication Critical patent/FR923778A/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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR923778D 1946-03-13 1946-03-13 Lens hood holders for optical instruments Expired FR923778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR923778T 1946-03-13

Publications (1)

Publication Number Publication Date
FR923778A true FR923778A (en) 1947-07-17

Family

ID=9438957

Family Applications (1)

Application Number Title Priority Date Filing Date
FR923778D Expired FR923778A (en) 1946-03-13 1946-03-13 Lens hood holders for optical instruments

Country Status (1)

Country Link
FR (1) FR923778A (en)

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