FR2112939A5 - - Google Patents

Info

Publication number
FR2112939A5
FR2112939A5 FR7131965A FR7131965A FR2112939A5 FR 2112939 A5 FR2112939 A5 FR 2112939A5 FR 7131965 A FR7131965 A FR 7131965A FR 7131965 A FR7131965 A FR 7131965A FR 2112939 A5 FR2112939 A5 FR 2112939A5
Authority
FR
France
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
FR7131965A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2112939A5 publication Critical patent/FR2112939A5/fr
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
    • H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
    • H01J31/34—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen having regulation of screen potential at cathode potential, e.g. orthicon
    • H01J31/38—Tubes with photoconductive screen, e.g. vidicon
    • 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
    • H01J29/62—Electrostatic lenses
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
FR7131965A 1970-09-04 1971-09-03 Expired FR2112939A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7013099A NL162243C (nl) 1970-09-04 1970-09-04 Televisiecamerabuis.

Publications (1)

Publication Number Publication Date
FR2112939A5 true FR2112939A5 (de) 1972-06-23

Family

ID=19810956

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7131965A Expired FR2112939A5 (de) 1970-09-04 1971-09-03

Country Status (8)

Country Link
JP (1) JPS5340101Y2 (de)
AU (1) AU456721B2 (de)
CA (1) CA928762A (de)
DE (1) DE2142436C2 (de)
FR (1) FR2112939A5 (de)
GB (1) GB1302989A (de)
IT (1) IT939776B (de)
NL (1) NL162243C (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2373152A1 (fr) * 1976-12-02 1978-06-30 Philips Nv Tube a decharge electrique

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7809345A (nl) * 1978-09-14 1980-03-18 Philips Nv Kathodestraalbuis.
JPS563948A (en) * 1979-06-22 1981-01-16 Hitachi Ltd Electrostatic focusing type pickup tube
JPS5688240A (en) * 1979-12-19 1981-07-17 Hitachi Ltd Camera tube

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE24673E (en) * 1959-07-28 hoagland
US24673A (en) * 1859-07-05 Churn
US2919378A (en) * 1953-02-18 1959-12-29 Loewe Opta Ag Static electronic lens for electron beam valves
US2732511A (en) * 1953-04-03 1956-01-24 Dichter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2373152A1 (fr) * 1976-12-02 1978-06-30 Philips Nv Tube a decharge electrique

Also Published As

Publication number Publication date
NL162243B (nl) 1979-11-15
JPS5340101Y2 (de) 1978-09-28
DE2142436A1 (de) 1972-03-09
NL162243C (nl) 1980-04-15
AU3306371A (en) 1973-03-08
DE2142436C2 (de) 1982-09-02
AU456721B2 (en) 1975-01-09
CA928762A (en) 1973-06-19
GB1302989A (de) 1973-01-10
IT939776B (it) 1973-02-10
JPS5234618U (de) 1977-03-11
NL7013099A (de) 1972-03-07

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Legal Events

Date Code Title Description
ST Notification of lapse