FR1235580A - Perfectionnement aux écrans translucides pour projections lumineuses - Google Patents

Perfectionnement aux écrans translucides pour projections lumineuses

Info

Publication number
FR1235580A
FR1235580A FR796636A FR796636A FR1235580A FR 1235580 A FR1235580 A FR 1235580A FR 796636 A FR796636 A FR 796636A FR 796636 A FR796636 A FR 796636A FR 1235580 A FR1235580 A FR 1235580A
Authority
FR
France
Prior art keywords
improvement
light projections
translucent screens
translucent
screens
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
FR796636A
Other languages
English (en)
Inventor
Philippe-Charles-Vic Baillod
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
Priority to FR796636A priority Critical patent/FR1235580A/fr
Application granted granted Critical
Publication of FR1235580A publication Critical patent/FR1235580A/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)
FR796636A 1959-06-05 1959-06-05 Perfectionnement aux écrans translucides pour projections lumineuses Expired FR1235580A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR796636A FR1235580A (fr) 1959-06-05 1959-06-05 Perfectionnement aux écrans translucides pour projections lumineuses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR796636A FR1235580A (fr) 1959-06-05 1959-06-05 Perfectionnement aux écrans translucides pour projections lumineuses

Publications (1)

Publication Number Publication Date
FR1235580A true FR1235580A (fr) 1960-07-08

Family

ID=8715638

Family Applications (1)

Application Number Title Priority Date Filing Date
FR796636A Expired FR1235580A (fr) 1959-06-05 1959-06-05 Perfectionnement aux écrans translucides pour projections lumineuses

Country Status (1)

Country Link
FR (1) FR1235580A (fr)

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