GB499662A - Improvements in or relating to electron discharge devices for use in television and like systems - Google Patents

Improvements in or relating to electron discharge devices for use in television and like systems

Info

Publication number
GB499662A
GB499662A GB20629/37A GB2062937A GB499662A GB 499662 A GB499662 A GB 499662A GB 20629/37 A GB20629/37 A GB 20629/37A GB 2062937 A GB2062937 A GB 2062937A GB 499662 A GB499662 A GB 499662A
Authority
GB
United Kingdom
Prior art keywords
scanning
diaphragm
aperture
potentials
negative
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
GB20629/37A
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.)
Robert Bosch Fernsehanlagen GmbH
Original Assignee
Fernseh GmbH
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 Fernseh GmbH filed Critical Fernseh GmbH
Publication of GB499662A publication Critical patent/GB499662A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/26—Image pick-up tubes having an input of visible light and electric output
    • H01J31/42—Image pick-up tubes having an input of visible light and electric output with image screen generating a composite electron beam which is deflected as a whole past a stationary probe to simulate a scanning effect, e.g. Farnsworth pick-up tube
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
    • H10D48/01—Manufacture or treatment
    • H10D48/04—Manufacture or treatment of devices having bodies comprising selenium or tellurium in uncombined form
    • H10D48/043—Preliminary treatment of the selenium or tellurium, its application to foundation plates or the subsequent treatment of the combination

Landscapes

  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
GB20629/37A 1936-07-29 1937-07-26 Improvements in or relating to electron discharge devices for use in television and like systems Expired GB499662A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF81525D DE667405C (de) 1936-07-29 1936-07-29 Anordnung zur Regelung der wirksamen Elektronendurchtrittsoeffnung fuer eine Bildzerlegerroehre

Publications (1)

Publication Number Publication Date
GB499662A true GB499662A (en) 1939-01-26

Family

ID=41259056

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20629/37A Expired GB499662A (en) 1936-07-29 1937-07-26 Improvements in or relating to electron discharge devices for use in television and like systems

Country Status (4)

Country Link
DE (1) DE667405C (en:Method)
FR (1) FR824890A (en:Method)
GB (1) GB499662A (en:Method)
NL (1) NL57378C (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE884511C (de) * 1936-08-21 1953-07-27 Fernseh Gmbh Fernsehaufnahmeverfahren
FR933551A (fr) * 1946-09-10 1948-04-26 Cfcmug Perfectionnements aux analyseurs de télévision

Also Published As

Publication number Publication date
FR824890A (fr) 1938-02-17
NL57378C (en:Method) 1946-05-15
DE667405C (de) 1938-12-02

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