FR668322A - New screen for cinematographic or photographic projections in bright light - Google Patents

New screen for cinematographic or photographic projections in bright light

Info

Publication number
FR668322A
FR668322A FR668322DA FR668322A FR 668322 A FR668322 A FR 668322A FR 668322D A FR668322D A FR 668322DA FR 668322 A FR668322 A FR 668322A
Authority
FR
France
Prior art keywords
cinematographic
bright light
new screen
photographic
projections
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
Bernard Mauvillier
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 FR668322A publication Critical patent/FR668322A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/62—Translucent screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR668322D 1928-05-04 1928-05-04 New screen for cinematographic or photographic projections in bright light Expired FR668322A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR668322T 1928-05-04

Publications (1)

Publication Number Publication Date
FR668322A true FR668322A (en) 1929-10-30

Family

ID=9014962

Family Applications (1)

Application Number Title Priority Date Filing Date
FR668322D Expired FR668322A (en) 1928-05-04 1928-05-04 New screen for cinematographic or photographic projections in bright light

Country Status (1)

Country Link
FR (1) FR668322A (en)

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