FR664978A - écran de projection stéréoscopique - Google Patents

écran de projection stéréoscopique

Info

Publication number
FR664978A
FR664978A FR664978DA FR664978A FR 664978 A FR664978 A FR 664978A FR 664978D A FR664978D A FR 664978DA FR 664978 A FR664978 A FR 664978A
Authority
FR
France
Prior art keywords
projection screen
stereoscopic projection
stereoscopic
screen
projection
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)
Inventor
Frederic Lehnhoff-Wyld
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 FR664978A publication Critical patent/FR664978A/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
    • 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
    • G03B21/606—Projection screens characterised by the nature of the surface for relief projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR664978D 1928-03-12 1928-03-12 écran de projection stéréoscopique Expired FR664978A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR664978T 1928-03-12

Publications (1)

Publication Number Publication Date
FR664978A true FR664978A (fr) 1929-09-12

Family

ID=9013016

Family Applications (1)

Application Number Title Priority Date Filing Date
FR664978D Expired FR664978A (fr) 1928-03-12 1928-03-12 écran de projection stéréoscopique

Country Status (1)

Country Link
FR (1) FR664978A (fr)

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