FR1003695A - écran pour des projections par transparence - Google Patents

écran pour des projections par transparence

Info

Publication number
FR1003695A
FR1003695A FR1003695DA FR1003695A FR 1003695 A FR1003695 A FR 1003695A FR 1003695D A FR1003695D A FR 1003695DA FR 1003695 A FR1003695 A FR 1003695A
Authority
FR
France
Prior art keywords
screen
transparent projections
projections
transparent
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
Ernest Klausz
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 FR1003695A publication Critical patent/FR1003695A/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
    • G03B21/62—Translucent screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1003695D 1947-02-14 1947-02-14 écran pour des projections par transparence Expired FR1003695A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1003695T 1947-02-14

Publications (1)

Publication Number Publication Date
FR1003695A true FR1003695A (fr) 1952-03-20

Family

ID=9563248

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1003695D Expired FR1003695A (fr) 1947-02-14 1947-02-14 écran pour des projections par transparence

Country Status (1)

Country Link
FR (1) FR1003695A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1086456B (de) * 1956-04-05 1960-08-04 Andrew Smith Harkness Ltd Projektionsschirm und Verfahren zu seiner Herstellung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1086456B (de) * 1956-04-05 1960-08-04 Andrew Smith Harkness Ltd Projektionsschirm und Verfahren zu seiner Herstellung

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