FR1411481A - Improvements to image projection devices - Google Patents

Improvements to image projection devices

Info

Publication number
FR1411481A
FR1411481A FR991341A FR991341A FR1411481A FR 1411481 A FR1411481 A FR 1411481A FR 991341 A FR991341 A FR 991341A FR 991341 A FR991341 A FR 991341A FR 1411481 A FR1411481 A FR 1411481A
Authority
FR
France
Prior art keywords
image projection
projection devices
devices
image
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
FR991341A
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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
Priority claimed from US316606A external-priority patent/US3330908A/en
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR991341A priority Critical patent/FR1411481A/en
Application granted granted Critical
Publication of FR1411481A publication Critical patent/FR1411481A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7425—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being a dielectric deformable layer controlled by an electron beam, e.g. eidophor projector
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/66—Transforming electric information into light information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
FR991341A 1963-10-16 1964-10-14 Improvements to image projection devices Expired FR1411481A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR991341A FR1411481A (en) 1963-10-16 1964-10-14 Improvements to image projection devices

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US316606A US3330908A (en) 1963-10-16 1963-10-16 Deformable medium projection apparatus utilizing novel optical system comprising lens arrays employed in conjunction with light masks
FR991341A FR1411481A (en) 1963-10-16 1964-10-14 Improvements to image projection devices

Publications (1)

Publication Number Publication Date
FR1411481A true FR1411481A (en) 1965-09-17

Family

ID=26210520

Family Applications (1)

Application Number Title Priority Date Filing Date
FR991341A Expired FR1411481A (en) 1963-10-16 1964-10-14 Improvements to image projection devices

Country Status (1)

Country Link
FR (1) FR1411481A (en)

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