GB490981A - Method of and apparatus for producing light modulations by means of modulated electron beams - Google Patents

Method of and apparatus for producing light modulations by means of modulated electron beams

Info

Publication number
GB490981A
GB490981A GB32714/37A GB3271437A GB490981A GB 490981 A GB490981 A GB 490981A GB 32714/37 A GB32714/37 A GB 32714/37A GB 3271437 A GB3271437 A GB 3271437A GB 490981 A GB490981 A GB 490981A
Authority
GB
United Kingdom
Prior art keywords
tongues
light
strips
envelope
focused
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
GB32714/37A
Other languages
English (en)
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.)
Zeiss Ikon AG
Original Assignee
Zeiss Ikon AG
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 Zeiss Ikon AG filed Critical Zeiss Ikon AG
Publication of GB490981A publication Critical patent/GB490981A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
GB32714/37A 1937-01-18 1937-11-26 Method of and apparatus for producing light modulations by means of modulated electron beams Expired GB490981A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE490981X 1937-01-18

Publications (1)

Publication Number Publication Date
GB490981A true GB490981A (en) 1938-08-24

Family

ID=6544197

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32714/37A Expired GB490981A (en) 1937-01-18 1937-11-26 Method of and apparatus for producing light modulations by means of modulated electron beams

Country Status (2)

Country Link
GB (1) GB490981A (cs)
NL (1) NL53693C (cs)

Also Published As

Publication number Publication date
NL53693C (cs)

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