FR1062764A - light projection screen - Google Patents

light projection screen

Info

Publication number
FR1062764A
FR1062764A FR1062764DA FR1062764A FR 1062764 A FR1062764 A FR 1062764A FR 1062764D A FR1062764D A FR 1062764DA FR 1062764 A FR1062764 A FR 1062764A
Authority
FR
France
Prior art keywords
projection screen
light projection
light
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
French (fr)
Inventor
Philippe Philie
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 FR1062764A publication Critical patent/FR1062764A/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
    • G03B21/606—Projection screens characterised by the nature of the surface for relief projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1062764D 1952-09-08 1952-09-08 light projection screen Expired FR1062764A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1062764T 1952-09-08

Publications (1)

Publication Number Publication Date
FR1062764A true FR1062764A (en) 1954-04-27

Family

ID=9600795

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1062764D Expired FR1062764A (en) 1952-09-08 1952-09-08 light projection screen

Country Status (1)

Country Link
FR (1) FR1062764A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4984871A (en) * 1989-12-07 1991-01-15 Eugene Martinez Optical rear projection screen hanger assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4984871A (en) * 1989-12-07 1991-01-15 Eugene Martinez Optical rear projection screen hanger assembly

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