CH310959A - Magnetische Elektronenlinse. - Google Patents

Magnetische Elektronenlinse.

Info

Publication number
CH310959A
CH310959A CH310959DA CH310959A CH 310959 A CH310959 A CH 310959A CH 310959D A CH310959D A CH 310959DA CH 310959 A CH310959 A CH 310959A
Authority
CH
Switzerland
Prior art keywords
electron lens
magnetic electron
magnetic
lens
electron
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH310959A publication Critical patent/CH310959A/de

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
    • H01J29/64—Magnetic lenses
    • H01J29/68—Magnetic lenses using permanent magnets only
CH310959D 1952-01-04 1952-12-31 Magnetische Elektronenlinse. CH310959A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL310959X 1952-01-04

Publications (1)

Publication Number Publication Date
CH310959A true CH310959A (de) 1955-11-15

Family

ID=19783636

Family Applications (1)

Application Number Title Priority Date Filing Date
CH310959D CH310959A (de) 1952-01-04 1952-12-31 Magnetische Elektronenlinse.

Country Status (7)

Country Link
US (1) US2849636A (xx)
BE (1) BE516722A (xx)
CH (1) CH310959A (xx)
DE (1) DE976927C (xx)
FR (1) FR1069392A (xx)
GB (1) GB729840A (xx)
NL (2) NL166477B (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3324433A (en) * 1963-12-27 1967-06-06 Hitachi Ltd Electron lens system excited by at least one permanent magnet
US3387158A (en) * 1965-04-14 1968-06-04 Sony Corp Focus magnet assembly for cathode ray tubes
US3354336A (en) * 1965-06-30 1967-11-21 Zenith Radio Corp Ring magnetized across thickness with two diametrically opposed and oppositely oriented groups of magnetic pole pairs
NL7812540A (nl) * 1978-12-27 1980-07-01 Philips Nv Kathodestraalbuis.
NL8700528A (nl) * 1987-03-05 1988-10-03 Philips Nv Magnetische focusseerlens voor een kathodestraalbuis.
US9103398B2 (en) * 2011-09-10 2015-08-11 Honda Motor Co., Ltd. Variable damping force damper
US11483919B2 (en) * 2019-03-27 2022-10-25 Huazhong University Of Science And Technology System of electron irradiation

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2102421A (en) * 1934-07-12 1937-12-14 Gen Electric Cathode ray oscillograph
FR796502A (fr) * 1934-10-19 1936-04-09 Fernseh Ag Aimant maintenant le rayon rectiligne dans les tubes de braun
DE682031C (de) * 1936-09-11 1939-10-06 Aeg Rotationssymmetrische magnetische Elektronenlinse aus Dauermagneten
DE720927C (de) * 1937-02-25 1942-05-19 Telefunken Gmbh Magnetische Elektronenlinse
DE688644C (de) * 1937-05-29 1940-02-27 Aeg r koaxialen Teillinsen besteht
GB522377A (en) * 1938-12-07 1940-06-17 Ferranti Ltd Improvements in or relating to focusing systems for electron beams
DE758548C (de) * 1939-02-10 1953-05-26 Telefunken Gmbh Magnetische Elektronenlinse ohne Bilddrehung
NL147275B (nl) * 1948-07-01 Plessey Uk Limited Elektrische momentschakelaar voor drukknopbediening.
US2582788A (en) * 1949-02-01 1952-01-15 Gen Electric Magnetic suspension for horizontal shafts
US2564737A (en) * 1949-12-23 1951-08-21 Rauland Corp Cathode-ray tube
US2615738A (en) * 1950-03-18 1952-10-28 Bailey Meter Co Linkage connector
US2565533A (en) * 1950-05-19 1951-08-28 Rauland Corp Cathode-ray tube
US2714678A (en) * 1950-09-03 1955-08-02 Siemens Ag Electron microscopes
NL84420C (xx) * 1950-12-12
US2722617A (en) * 1951-11-28 1955-11-01 Hartford Nat Bank & Trust Comp Magnetic circuits and devices
NL87140C (xx) * 1954-03-05

Also Published As

Publication number Publication date
FR1069392A (fr) 1954-07-07
BE516722A (xx)
GB729840A (en) 1955-05-11
DE976927C (de) 1964-08-06
NL87342C (xx)
NL166477B (nl)
US2849636A (en) 1958-08-26

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