FR1298880A - Perfectionnements aux tubes à rayons cathodiques - Google Patents

Perfectionnements aux tubes à rayons cathodiques

Info

Publication number
FR1298880A
FR1298880A FR872063A FR872063A FR1298880A FR 1298880 A FR1298880 A FR 1298880A FR 872063 A FR872063 A FR 872063A FR 872063 A FR872063 A FR 872063A FR 1298880 A FR1298880 A FR 1298880A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
tubes
cathode
ray
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
FR872063A
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.)
Associated Electrical Industries Ltd
Original Assignee
Associated 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 Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Priority to FR872063A priority Critical patent/FR1298880A/fr
Application granted granted Critical
Publication of FR1298880A publication Critical patent/FR1298880A/fr
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
    • H01J29/62—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
FR872063A 1960-08-31 1961-08-31 Perfectionnements aux tubes à rayons cathodiques Expired FR1298880A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR872063A FR1298880A (fr) 1960-08-31 1961-08-31 Perfectionnements aux tubes à rayons cathodiques

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3003160 1960-08-31
FR872063A FR1298880A (fr) 1960-08-31 1961-08-31 Perfectionnements aux tubes à rayons cathodiques

Publications (1)

Publication Number Publication Date
FR1298880A true FR1298880A (fr) 1962-07-13

Family

ID=26192100

Family Applications (1)

Application Number Title Priority Date Filing Date
FR872063A Expired FR1298880A (fr) 1960-08-31 1961-08-31 Perfectionnements aux tubes à rayons cathodiques

Country Status (1)

Country Link
FR (1) FR1298880A (fr)

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