NL8801308A - Beeldbuis met spiraalfocusseerlens met niet-rotatiesymmetrisch lenselement. - Google Patents

Beeldbuis met spiraalfocusseerlens met niet-rotatiesymmetrisch lenselement. Download PDF

Info

Publication number
NL8801308A
NL8801308A NL8801308A NL8801308A NL8801308A NL 8801308 A NL8801308 A NL 8801308A NL 8801308 A NL8801308 A NL 8801308A NL 8801308 A NL8801308 A NL 8801308A NL 8801308 A NL8801308 A NL 8801308A
Authority
NL
Netherlands
Prior art keywords
lens element
focusing
rotationally symmetrical
layer
display tube
Prior art date
Application number
NL8801308A
Other languages
English (en)
Dutch (nl)
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
Priority to NL8801308A priority Critical patent/NL8801308A/nl
Priority to US07/342,413 priority patent/US4961022A/en
Priority to EP89201246A priority patent/EP0342761B1/en
Priority to DE68913585T priority patent/DE68913585T2/de
Priority to JP1121639A priority patent/JP2781202B2/ja
Priority to CN89103451.XA priority patent/CN1018872B/zh
Publication of NL8801308A publication Critical patent/NL8801308A/nl

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
    • H01J29/626—Electrostatic lenses producing fields exhibiting periodic axial symmetry, e.g. multipolar fields
    • H01J29/628—Electrostatic lenses producing fields exhibiting periodic axial symmetry, e.g. multipolar fields co-operating with or closely associated to an electron gun
    • 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
    • H01J29/48—Electron guns
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H01J29/503—Three or more guns, the axes of which lay in a common plane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/48—Electron guns
    • H01J2229/4824—Constructional arrangements of electrodes
    • H01J2229/4827—Electrodes formed on surface of common cylindrical support
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/48—Electron guns
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4858—Aperture shape as viewed along beam axis parallelogram
    • H01J2229/4865—Aperture shape as viewed along beam axis parallelogram rectangle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/48—Electron guns
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4872—Aperture shape as viewed along beam axis circular

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
NL8801308A 1988-05-20 1988-05-20 Beeldbuis met spiraalfocusseerlens met niet-rotatiesymmetrisch lenselement. NL8801308A (nl)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL8801308A NL8801308A (nl) 1988-05-20 1988-05-20 Beeldbuis met spiraalfocusseerlens met niet-rotatiesymmetrisch lenselement.
US07/342,413 US4961022A (en) 1988-05-20 1989-04-24 Display tube including a helical focusing lens with a non-rotationally symmetrical lens element
EP89201246A EP0342761B1 (en) 1988-05-20 1989-05-17 Display tube including a helical focusing lens with a non-rotationally symmetrical lens element
DE68913585T DE68913585T2 (de) 1988-05-20 1989-05-17 Bildwiedergaberöhre mit Spiralfokussierungslinse mit einem nicht-rotationssymmetrischen Linsenelement.
JP1121639A JP2781202B2 (ja) 1988-05-20 1989-05-17 非回転対称レンズ素子をそなえた螺施状集束レンズを有する表示管
CN89103451.XA CN1018872B (zh) 1988-05-20 1989-05-17 聚焦透镜含非旋转对称透镜单元的显象管

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8801308A NL8801308A (nl) 1988-05-20 1988-05-20 Beeldbuis met spiraalfocusseerlens met niet-rotatiesymmetrisch lenselement.
NL8801308 1988-05-20

Publications (1)

Publication Number Publication Date
NL8801308A true NL8801308A (nl) 1989-12-18

Family

ID=19852331

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8801308A NL8801308A (nl) 1988-05-20 1988-05-20 Beeldbuis met spiraalfocusseerlens met niet-rotatiesymmetrisch lenselement.

Country Status (6)

Country Link
US (1) US4961022A (zh)
EP (1) EP0342761B1 (zh)
JP (1) JP2781202B2 (zh)
CN (1) CN1018872B (zh)
DE (1) DE68913585T2 (zh)
NL (1) NL8801308A (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9000349A (nl) * 1990-02-14 1991-09-02 Philips Nv Beeldbuis met elektronenkanon met focuslens van het spiraaltype.
US5256934A (en) * 1990-02-14 1993-10-26 U.S. Philips Corporation Display tube comprising an electron gun with a resistive focusing lens
NL9100380A (nl) * 1991-03-01 1992-10-01 Philips Nv Kathodestraalbuis met elektronenkanon met planparallelle optiek.
KR940003242Y1 (ko) * 1991-07-10 1994-05-16 삼성전관 주식회사 음극선관
JPH09293465A (ja) * 1995-11-28 1997-11-11 Matsushita Electric Ind Co Ltd 陰極線管用抵抗体の製造方法
US6864625B2 (en) * 2003-01-28 2005-03-08 Trepton Research Group, Inc. Color pixel element cathode ray tube
JP7294244B2 (ja) 2020-06-11 2023-06-20 トヨタ自動車株式会社 高圧タンクの製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375390A (en) * 1966-01-03 1968-03-26 Gen Electric Electron optical system having spiral collimating electrode adjacent the target
FR2053842A5 (zh) * 1969-07-21 1971-04-16 France Couleur
NL7607722A (nl) * 1976-07-13 1978-01-17 Philips Nv Astigmatische elektronenlens, kathodestraal- buis met een dergelijke lens en inrichting met een dergelijke kathodestraalbuis.
US4211953A (en) * 1978-03-20 1980-07-08 Rybalko Sergei A Electron beam device with variable beam energy
NL8400779A (nl) * 1984-03-12 1985-10-01 Philips Nv Kathodestraalbuis.
NL8600391A (nl) * 1986-02-17 1987-09-16 Philips Nv Kathodestraalbuis en werkwijze voor het vervaardigen van een kathodestraalbuis.

Also Published As

Publication number Publication date
CN1038546A (zh) 1990-01-03
EP0342761A1 (en) 1989-11-23
JPH0218840A (ja) 1990-01-23
EP0342761B1 (en) 1994-03-09
US4961022A (en) 1990-10-02
CN1018872B (zh) 1992-10-28
JP2781202B2 (ja) 1998-07-30
DE68913585T2 (de) 1994-09-15
DE68913585D1 (de) 1994-04-14

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A1B A search report has been drawn up
BV The patent application has lapsed