SG49790G - Magnetic electron lens for cathode-ray tube - Google Patents

Magnetic electron lens for cathode-ray tube

Info

Publication number
SG49790G
SG49790G SG49790A SG49790A SG49790G SG 49790 G SG49790 G SG 49790G SG 49790 A SG49790 A SG 49790A SG 49790 A SG49790 A SG 49790A SG 49790 G SG49790 G SG 49790G
Authority
SG
Singapore
Prior art keywords
cathode
ray tube
electron lens
magnetic electron
magnetic
Prior art date
Application number
SG49790A
Other languages
English (en)
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 SG49790G publication Critical patent/SG49790G/en

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
    • H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/56—Correction of beam optics
    • H01J2229/568—Correction of beam optics using supplementary correction devices
    • H01J2229/5681—Correction of beam optics using supplementary correction devices magnetic
SG49790A 1978-12-27 1990-07-04 Magnetic electron lens for cathode-ray tube SG49790G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7812540A NL7812540A (nl) 1978-12-27 1978-12-27 Kathodestraalbuis.

Publications (1)

Publication Number Publication Date
SG49790G true SG49790G (en) 1990-08-31

Family

ID=19832131

Family Applications (1)

Application Number Title Priority Date Filing Date
SG49790A SG49790G (en) 1978-12-27 1990-07-04 Magnetic electron lens for cathode-ray tube

Country Status (9)

Country Link
US (1) US4310776A (nl)
EP (1) EP0013041B1 (nl)
JP (1) JPS5591539A (nl)
CA (1) CA1144973A (nl)
DE (1) DE2967677D1 (nl)
ES (1) ES487233A1 (nl)
FI (1) FI794031A (nl)
NL (1) NL7812540A (nl)
SG (1) SG49790G (nl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8100785A (nl) * 1981-02-18 1982-09-16 Philips Nv Inrichting voor het weergeven van beelden.
NL8200691A (nl) * 1982-02-22 1983-09-16 Philips Nv Kathodestraalbuis.
JPS59148248A (ja) * 1983-02-14 1984-08-24 Sony Corp 陰極線管
US4922166A (en) * 1986-06-30 1990-05-01 Sony Corporation Electron gun for multigun cathode ray tube
JPH0766751B2 (ja) * 1986-06-30 1995-07-19 ソニー株式会社 電子銃装置
DE9216159U1 (de) * 1992-11-27 1993-03-25 Sander, Armin, 8500 Nürnberg Federschuh
JP3638311B2 (ja) * 1993-09-14 2005-04-13 株式会社東芝 カラー受像管
KR100377399B1 (ko) * 1995-11-24 2003-06-19 삼성에스디아이 주식회사 칼라음극선관용전자총
EP0973186A3 (en) * 1998-07-15 2001-01-24 Asm Lithography B.V. Lithographic apparatus
US6633366B2 (en) * 2000-08-14 2003-10-14 Pieter Willem Herman De Jager Lithographic apparatus, device manufacturing method, and device manufactured thereby

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2188579A (en) * 1933-05-27 1940-01-30 Loewe Radio Inc Cathode ray tube, more particularly for television purposes
US2579273A (en) * 1949-05-21 1951-12-18 Rca Corp Magnetic lens for electron optical systems
NL87342C (nl) * 1952-01-04
US2820917A (en) * 1954-02-23 1958-01-21 Sprague Electric Co Focussing device
NL87140C (nl) * 1954-03-05
US2919381A (en) * 1956-07-25 1959-12-29 Farrand Optical Co Inc Electron lens
US3201631A (en) * 1959-01-02 1965-08-17 High Voltage Engineering Corp Short focus lens at focal point of long focus lens
US3217200A (en) * 1962-01-23 1965-11-09 Gen Electric Internal magnetic lens for electron beams
NL142277B (nl) * 1964-06-11 1974-05-15 Philips Nv Elektronenmicroscoop.
NL7117623A (nl) * 1971-12-22 1973-06-26
US3725831A (en) * 1972-01-14 1973-04-03 Rca Corp Magnetic beam adjusting arrangements
JPS5318916A (en) * 1976-08-05 1978-02-21 Hitachi Ltd Cathode-ray tube

Also Published As

Publication number Publication date
DE2967677D1 (en) 1988-07-14
JPS6340349B2 (nl) 1988-08-10
US4310776A (en) 1982-01-12
NL7812540A (nl) 1980-07-01
ES487233A1 (es) 1980-09-16
EP0013041B1 (en) 1988-06-08
CA1144973A (en) 1983-04-19
FI794031A (fi) 1980-06-28
JPS5591539A (en) 1980-07-11
EP0013041A1 (en) 1980-07-09

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