GB732466A - Improvements in or relating to apparatus embodying electronic discharge tubes with photo-electric cathodes - Google Patents

Improvements in or relating to apparatus embodying electronic discharge tubes with photo-electric cathodes

Info

Publication number
GB732466A
GB732466A GB30786/52A GB3078652A GB732466A GB 732466 A GB732466 A GB 732466A GB 30786/52 A GB30786/52 A GB 30786/52A GB 3078652 A GB3078652 A GB 3078652A GB 732466 A GB732466 A GB 732466A
Authority
GB
United Kingdom
Prior art keywords
electrode
potential
per cent
cathode
image
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
GB30786/52A
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 Electrical Industries Ltd
Original Assignee
Philips Electrical Industries 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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB732466A publication Critical patent/GB732466A/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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/88—Vessels; Containers; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings
    • 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
    • H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
    • H01J31/501—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output with an electrostatic electron optic system

Landscapes

  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
GB30786/52A 1951-12-07 1952-12-04 Improvements in or relating to apparatus embodying electronic discharge tubes with photo-electric cathodes Expired GB732466A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL309323X 1951-12-07

Publications (1)

Publication Number Publication Date
GB732466A true GB732466A (en) 1955-06-22

Family

ID=19783576

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30786/52A Expired GB732466A (en) 1951-12-07 1952-12-04 Improvements in or relating to apparatus embodying electronic discharge tubes with photo-electric cathodes

Country Status (4)

Country Link
BE (1) BE516047A (he)
CH (1) CH309323A (he)
DE (1) DE915252C (he)
GB (1) GB732466A (he)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2508232A1 (fr) * 1981-06-19 1982-12-24 Hyperelec Tube photoelectrique a optique correctrice de focalisation electronique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2508232A1 (fr) * 1981-06-19 1982-12-24 Hyperelec Tube photoelectrique a optique correctrice de focalisation electronique

Also Published As

Publication number Publication date
DE915252C (de) 1954-07-19
BE516047A (he)
CH309323A (de) 1955-08-31

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