AT381600B - Elektromagnetische anordnung zum fokussieren und ablenken von elektronenstrahlen - Google Patents

Elektromagnetische anordnung zum fokussieren und ablenken von elektronenstrahlen

Info

Publication number
AT381600B
AT381600B AT0259680A AT259680A AT381600B AT 381600 B AT381600 B AT 381600B AT 0259680 A AT0259680 A AT 0259680A AT 259680 A AT259680 A AT 259680A AT 381600 B AT381600 B AT 381600B
Authority
AT
Austria
Prior art keywords
focusing
electron beams
electromagnetic arrangement
deflecting electron
deflecting
Prior art date
Application number
AT0259680A
Other languages
English (en)
Other versions
ATA259680A (de
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 ATA259680A publication Critical patent/ATA259680A/de
Application granted granted Critical
Publication of AT381600B publication Critical patent/AT381600B/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
    • H01J29/66—Magnetic lenses using electromagnetic means only
    • 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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/021—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof arrangements for eliminating interferences in the tube

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Details Of Television Scanning (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
AT0259680A 1979-05-14 1980-05-14 Elektromagnetische anordnung zum fokussieren und ablenken von elektronenstrahlen AT381600B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7903757A NL7903757A (nl) 1979-05-14 1979-05-14 Electromagnetische inrichting voor het focusseren en afbuigen van elektronenstralen.

Publications (2)

Publication Number Publication Date
ATA259680A ATA259680A (de) 1986-03-15
AT381600B true AT381600B (de) 1986-11-10

Family

ID=19833171

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0259680A AT381600B (de) 1979-05-14 1980-05-14 Elektromagnetische anordnung zum fokussieren und ablenken von elektronenstrahlen

Country Status (7)

Country Link
US (1) US4337448A (de)
EP (1) EP0019328B1 (de)
JP (1) JPS55159551A (de)
AT (1) AT381600B (de)
AU (1) AU533750B2 (de)
DE (1) DE3060440D1 (de)
NL (1) NL7903757A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2522876A1 (fr) * 1982-03-05 1983-09-09 Thomson Csf Solenoide de focalisation, application et procede de fabrication de ce solenoide
KR900001503B1 (ko) * 1985-09-13 1990-03-12 미쓰비시전기 주식회사 불요복사 방지장치
NL9002620A (nl) * 1990-11-30 1992-06-16 Philips Nv Beeldopnamesysteem.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7102201A (de) * 1971-02-19 1972-08-22
NL7315351A (nl) * 1973-11-09 1975-05-13 Philips Nv Televisieafbuigspoel.

Also Published As

Publication number Publication date
NL7903757A (nl) 1980-11-18
ATA259680A (de) 1986-03-15
DE3060440D1 (en) 1982-07-08
US4337448A (en) 1982-06-29
JPH0140462B2 (de) 1989-08-29
AU5833080A (en) 1980-11-20
EP0019328A1 (de) 1980-11-26
JPS55159551A (en) 1980-12-11
EP0019328B1 (de) 1982-05-19
AU533750B2 (en) 1983-12-08

Similar Documents

Publication Publication Date Title
BR7808204A (pt) Maquina de soldagem e feixe de eletrons
GB1557226A (en) Corpuscular beam microscopes
GB2002900B (en) Scanning type electron microscope
EP0031579A3 (en) Electron beam apparatus
GB2026732B (en) Electron beam welding
DD157840A5 (de) Vorrichtung zum beeinflussen von elektronenstrahlen
AT381600B (de) Elektromagnetische anordnung zum fokussieren und ablenken von elektronenstrahlen
DE2964232D1 (en) Electron beam investigation process and electron impact spectrometer therefor
DE3062881D1 (en) Electron beam irradiation apparatus
JPS5682556A (en) Electron beam pattern generator
BR7801593A (pt) Maquina de soldar por feixe de eletrons
BR8005798A (pt) Processo de regulacao de soldagem de pecas por feixe de eletrons
JPS526462A (en) Particle beam microscope
DE2962792D1 (en) Apparatus for electron beam welding
JPS5596549A (en) High intensity electron beam generator
JPS5238442A (en) Electron beam welding method
GB2067007B (en) Device for generating electron beams
JPS5638757A (en) Electron beam device
JPS5235977A (en) Scanning particle beam microscope
JPS5650793A (en) Electron beam welding method and its device
JPS5233469A (en) Particle beam microscope
JPS5221765A (en) Electron beam searcher for analyzing specimen structure
JPS52109373A (en) Method of deflecting and scanning electron beam
JPS5651700A (en) Electron beam irradiation device
IT7825798A0 (it) Processo ed impianto di regolazione di generatore di saldatura mediante fascio di elettroni.

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee