GB1322079A - Photocathode - Google Patents

Photocathode

Info

Publication number
GB1322079A
GB1322079A GB1322079DA GB1322079A GB 1322079 A GB1322079 A GB 1322079A GB 1322079D A GB1322079D A GB 1322079DA GB 1322079 A GB1322079 A GB 1322079A
Authority
GB
United Kingdom
Prior art keywords
layer
photo
resistive layer
rings
phosphor
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
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.)
Philips Components Ltd
Original Assignee
Mullard 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 Mullard Ltd filed Critical Mullard Ltd
Publication of GB1322079A publication Critical patent/GB1322079A/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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/36—Photoelectric screens; Charge-storage screens
    • H01J29/38—Photoelectric screens; Charge-storage screens not using charge storage, e.g. photo-emissive screen, extended cathode
    • H01J29/385—Photocathodes comprising a layer which modified the wave length of impinging radiation

Landscapes

  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
GB1322079D 1971-03-01 1971-03-01 Photocathode Expired GB1322079A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB565571 1971-03-01

Publications (1)

Publication Number Publication Date
GB1322079A true GB1322079A (en) 1973-07-04

Family

ID=9800148

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1322079D Expired GB1322079A (en) 1971-03-01 1971-03-01 Photocathode

Country Status (3)

Country Link
DE (1) DE2208417C3 (enExample)
FR (1) FR2128404B1 (enExample)
GB (1) GB1322079A (enExample)

Also Published As

Publication number Publication date
FR2128404B1 (enExample) 1975-02-21
FR2128404A1 (enExample) 1972-10-20
DE2208417C3 (de) 1979-12-06
DE2208417B2 (de) 1979-04-12
DE2208417A1 (de) 1972-09-21

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee