FR1416587A - Improvements to cathode ray tubes intended for projection - Google Patents

Improvements to cathode ray tubes intended for projection

Info

Publication number
FR1416587A
FR1416587A FR989501A FR989501A FR1416587A FR 1416587 A FR1416587 A FR 1416587A FR 989501 A FR989501 A FR 989501A FR 989501 A FR989501 A FR 989501A FR 1416587 A FR1416587 A FR 1416587A
Authority
FR
France
Prior art keywords
projection
cathode ray
ray tubes
tubes intended
intended
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
FR989501A
Other languages
French (fr)
Inventor
Marc Chauvierre
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.)
Videon SA
Original Assignee
Videon 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
Application filed by Videon SA filed Critical Videon SA
Priority to FR989501A priority Critical patent/FR1416587A/en
Application granted granted Critical
Publication of FR1416587A publication Critical patent/FR1416587A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/89—Optical or photographic arrangements structurally combined or co-operating with the vessel
    • H01J29/894—Arrangements combined with the vessel for the purpose of image projection on a screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
FR989501A 1964-09-26 1964-09-26 Improvements to cathode ray tubes intended for projection Expired FR1416587A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR989501A FR1416587A (en) 1964-09-26 1964-09-26 Improvements to cathode ray tubes intended for projection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR989501A FR1416587A (en) 1964-09-26 1964-09-26 Improvements to cathode ray tubes intended for projection

Publications (1)

Publication Number Publication Date
FR1416587A true FR1416587A (en) 1965-11-05

Family

ID=8839187

Family Applications (1)

Application Number Title Priority Date Filing Date
FR989501A Expired FR1416587A (en) 1964-09-26 1964-09-26 Improvements to cathode ray tubes intended for projection

Country Status (1)

Country Link
FR (1) FR1416587A (en)

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