FR934106A - Improvements to screens for image projections - Google Patents

Improvements to screens for image projections

Info

Publication number
FR934106A
FR934106A FR934106DA FR934106A FR 934106 A FR934106 A FR 934106A FR 934106D A FR934106D A FR 934106DA FR 934106 A FR934106 A FR 934106A
Authority
FR
France
Prior art keywords
screens
image projections
projections
image
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cinema Television Ltd
Original Assignee
Cinema Television Ltd
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 by Cinema Television Ltd filed Critical Cinema Television Ltd
Application granted granted Critical
Publication of FR934106A publication Critical patent/FR934106A/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
    • G03B21/625—Lenticular translucent screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR934106D 1945-06-08 1946-10-02 Improvements to screens for image projections Expired FR934106A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB934106X 1945-06-08

Publications (1)

Publication Number Publication Date
FR934106A true FR934106A (en) 1948-05-12

Family

ID=10747679

Family Applications (1)

Application Number Title Priority Date Filing Date
FR934106D Expired FR934106A (en) 1945-06-08 1946-10-02 Improvements to screens for image projections

Country Status (1)

Country Link
FR (1) FR934106A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0311182A1 (en) * 1987-10-07 1989-04-12 Koninklijke Philips Electronics N.V. Method of manufacturing a master for the fabrication of projection screens and tool for carrying out the method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0311182A1 (en) * 1987-10-07 1989-04-12 Koninklijke Philips Electronics N.V. Method of manufacturing a master for the fabrication of projection screens and tool for carrying out the method

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