FR1324415A - Improvements to focalizers acting on several electron beams operating simultaneously - Google Patents

Improvements to focalizers acting on several electron beams operating simultaneously

Info

Publication number
FR1324415A
FR1324415A FR890533A FR890533A FR1324415A FR 1324415 A FR1324415 A FR 1324415A FR 890533 A FR890533 A FR 890533A FR 890533 A FR890533 A FR 890533A FR 1324415 A FR1324415 A FR 1324415A
Authority
FR
France
Prior art keywords
focalizers
acting
electron beams
operating simultaneously
several electron
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
FR890533A
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR890533A priority Critical patent/FR1324415A/en
Application granted granted Critical
Publication of FR1324415A publication Critical patent/FR1324415A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/087—Magnetic focusing arrangements
FR890533A 1962-03-09 1962-03-09 Improvements to focalizers acting on several electron beams operating simultaneously Expired FR1324415A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR890533A FR1324415A (en) 1962-03-09 1962-03-09 Improvements to focalizers acting on several electron beams operating simultaneously

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR890533A FR1324415A (en) 1962-03-09 1962-03-09 Improvements to focalizers acting on several electron beams operating simultaneously

Publications (1)

Publication Number Publication Date
FR1324415A true FR1324415A (en) 1963-04-19

Family

ID=8774404

Family Applications (1)

Application Number Title Priority Date Filing Date
FR890533A Expired FR1324415A (en) 1962-03-09 1962-03-09 Improvements to focalizers acting on several electron beams operating simultaneously

Country Status (1)

Country Link
FR (1) FR1324415A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2637122A1 (en) * 1988-09-23 1990-03-30 Thomson Csf PATH CORRECTING DEVICE FOR ELECTRONIC TUBE
WO2004006281A2 (en) 2002-07-09 2004-01-15 Communications And Power Industries, Inc. Method and apparatus for magnetic focusing of off-axis electron beam

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2637122A1 (en) * 1988-09-23 1990-03-30 Thomson Csf PATH CORRECTING DEVICE FOR ELECTRONIC TUBE
EP0362021A1 (en) * 1988-09-23 1990-04-04 Thomson-Csf Fly-path correction device in an electron tube
US5032763A (en) * 1988-09-23 1991-07-16 Thomson-Csf Trajectory correcting device for electron tubes
WO2004006281A2 (en) 2002-07-09 2004-01-15 Communications And Power Industries, Inc. Method and apparatus for magnetic focusing of off-axis electron beam
WO2004006281A3 (en) * 2002-07-09 2004-07-22 Comm And Power Ind Inc Method and apparatus for magnetic focusing of off-axis electron beam
US6856081B2 (en) 2002-07-09 2005-02-15 Communications & Power Industries, Inc. Method and apparatus for magnetic focusing of off-axis electron beam
JP2005533344A (en) * 2002-07-09 2005-11-04 コミュニケイションズ アンド パワー インダストリーズ インコーポレイテッド Method and apparatus for focusing magnetic field of off-axis electron beam
US7005789B2 (en) 2002-07-09 2006-02-28 Communications & Power Industries, Inc. Method and apparatus for magnetic focusing of off-axis electron beam
JP4690036B2 (en) * 2002-07-09 2011-06-01 コミュニケイションズ アンド パワー インダストリーズ インコーポレイテッド Electron beam equipment

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