FR1317375A - Improvements to image projector devices - Google Patents

Improvements to image projector devices

Info

Publication number
FR1317375A
FR1317375A FR883596A FR883596A FR1317375A FR 1317375 A FR1317375 A FR 1317375A FR 883596 A FR883596 A FR 883596A FR 883596 A FR883596 A FR 883596A FR 1317375 A FR1317375 A FR 1317375A
Authority
FR
France
Prior art keywords
image projector
projector devices
devices
image
projector
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
FR883596A
Other languages
French (fr)
Inventor
Raoul Gasser
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 FR883596A priority Critical patent/FR1317375A/en
Application granted granted Critical
Publication of FR1317375A publication Critical patent/FR1317375A/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
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2066—Reflectors in illumination beam
    • 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
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/208—Homogenising, shaping of the illumination light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR883596A 1961-12-30 1961-12-30 Improvements to image projector devices Expired FR1317375A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR883596A FR1317375A (en) 1961-12-30 1961-12-30 Improvements to image projector devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR883596A FR1317375A (en) 1961-12-30 1961-12-30 Improvements to image projector devices

Publications (1)

Publication Number Publication Date
FR1317375A true FR1317375A (en) 1963-02-08

Family

ID=8769764

Family Applications (1)

Application Number Title Priority Date Filing Date
FR883596A Expired FR1317375A (en) 1961-12-30 1961-12-30 Improvements to image projector devices

Country Status (1)

Country Link
FR (1) FR1317375A (en)

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