FR1069255A - Improvements to cathode ray tubes for television shooting - Google Patents

Improvements to cathode ray tubes for television shooting

Info

Publication number
FR1069255A
FR1069255A FR1069255DA FR1069255A FR 1069255 A FR1069255 A FR 1069255A FR 1069255D A FR1069255D A FR 1069255DA FR 1069255 A FR1069255 A FR 1069255A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
television shooting
shooting
television
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
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.)
Teledyne UK Ltd
Original Assignee
English Electric Valve Co Ltd
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 English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Application granted granted Critical
Publication of FR1069255A publication Critical patent/FR1069255A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/64—Magnetic lenses
    • H01J29/66—Magnetic lenses using electromagnetic means only

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
FR1069255D 1952-03-14 1952-12-29 Improvements to cathode ray tubes for television shooting Expired FR1069255A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB672752A GB738747A (en) 1952-03-14 1952-03-14 Improvements in or relating to television pick-up cathode ray tubes

Publications (1)

Publication Number Publication Date
FR1069255A true FR1069255A (en) 1954-07-06

Family

ID=9819672

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1069255D Expired FR1069255A (en) 1952-03-14 1952-12-29 Improvements to cathode ray tubes for television shooting

Country Status (2)

Country Link
FR (1) FR1069255A (en)
GB (1) GB738747A (en)

Also Published As

Publication number Publication date
GB738747A (en) 1955-10-19

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