EP0283941A2 - Kathodenstrahlröhre mit einer Elektronenkanone, die eine einfache Wiederfokussierung des Elektronenbündels gestattet - Google Patents

Kathodenstrahlröhre mit einer Elektronenkanone, die eine einfache Wiederfokussierung des Elektronenbündels gestattet Download PDF

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Publication number
EP0283941A2
EP0283941A2 EP88104288A EP88104288A EP0283941A2 EP 0283941 A2 EP0283941 A2 EP 0283941A2 EP 88104288 A EP88104288 A EP 88104288A EP 88104288 A EP88104288 A EP 88104288A EP 0283941 A2 EP0283941 A2 EP 0283941A2
Authority
EP
European Patent Office
Prior art keywords
lens
quadrupolar
electrodes
group
potential
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.)
Granted
Application number
EP88104288A
Other languages
English (en)
French (fr)
Other versions
EP0283941B1 (de
EP0283941A3 (en
Inventor
Takefumi Kato
Toschihiro Harada
Osamu Akizuki
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.)
Iwatsu Electric Co Ltd
Original Assignee
Iwatsu Electric Co Ltd
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
Priority claimed from JP7125387A external-priority patent/JPS646348A/ja
Priority claimed from JP62071250A external-priority patent/JPS63237334A/ja
Priority claimed from JP7125187A external-priority patent/JPS63237337A/ja
Application filed by Iwatsu Electric Co Ltd filed Critical Iwatsu Electric Co Ltd
Publication of EP0283941A2 publication Critical patent/EP0283941A2/de
Publication of EP0283941A3 publication Critical patent/EP0283941A3/en
Application granted granted Critical
Publication of EP0283941B1 publication Critical patent/EP0283941B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/121—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen tubes for oscillography

Landscapes

  • Electron Beam Exposure (AREA)
EP19880104288 1987-03-25 1988-03-17 Kathodenstrahlröhre mit einer Elektronenkanone, die eine einfache Wiederfokussierung des Elektronenbündels gestattet Expired - Lifetime EP0283941B1 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP71251/87 1987-03-25
JP71253/87 1987-03-25
JP7125387A JPS646348A (en) 1987-03-25 1987-03-25 Electron gun for electron tube
JP62071250A JPS63237334A (ja) 1987-03-25 1987-03-25 電子管の電子銃
JP7125187A JPS63237337A (ja) 1987-03-25 1987-03-25 陰極線管
JP71250/87 1987-03-25

Publications (3)

Publication Number Publication Date
EP0283941A2 true EP0283941A2 (de) 1988-09-28
EP0283941A3 EP0283941A3 (en) 1989-07-26
EP0283941B1 EP0283941B1 (de) 1993-06-09

Family

ID=27300598

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19880104288 Expired - Lifetime EP0283941B1 (de) 1987-03-25 1988-03-17 Kathodenstrahlröhre mit einer Elektronenkanone, die eine einfache Wiederfokussierung des Elektronenbündels gestattet

Country Status (1)

Country Link
EP (1) EP0283941B1 (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997049111A1 (en) * 1996-06-17 1997-12-24 Battelle Memorial Institute Method and apparatus for ion and charged particle focusing
WO1999028938A2 (en) * 1997-11-29 1999-06-10 Orion Electric Co., Ltd. Electron gun for a cathode ray tube
WO2000038211A2 (en) * 1998-12-21 2000-06-29 Koninklijke Philips Electronics N.V. Electron gun and display device provided with an electron gun
US6107628A (en) * 1998-06-03 2000-08-22 Battelle Memorial Institute Method and apparatus for directing ions and other charged particles generated at near atmospheric pressures into a region under vacuum
US6255767B1 (en) 1997-11-29 2001-07-03 Orion Electric Co., Ltd. Electrode gun with grid electrode having contoured apertures

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3417199A (en) * 1963-10-24 1968-12-17 Sony Corp Cathode ray device
GB1157202A (en) * 1965-09-03 1969-07-02 Csf Improvements in or relating to Cathode Ray Tubes
US4188563A (en) * 1977-01-06 1980-02-12 Tektronix, Inc. Cathode ray tube having an electron lens system including a meshless scan expansion post deflection acceleration lens
GB2049989A (en) * 1979-05-14 1980-12-31 Tektronix Inc Cathode ray tube having low voltage focus and dynamic correction
US4371808A (en) * 1979-12-07 1983-02-01 Iwatsu Electric Co., Ltd. One-gun two-beam cathode ray tube
EP0241945A2 (de) * 1986-04-17 1987-10-21 Iwatsu Electric Co., Ltd. Elektronenlinsensystem für die Ablenkverstärkung in einer Kathodenstrahlröhre

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3417199A (en) * 1963-10-24 1968-12-17 Sony Corp Cathode ray device
GB1157202A (en) * 1965-09-03 1969-07-02 Csf Improvements in or relating to Cathode Ray Tubes
US4188563A (en) * 1977-01-06 1980-02-12 Tektronix, Inc. Cathode ray tube having an electron lens system including a meshless scan expansion post deflection acceleration lens
GB2049989A (en) * 1979-05-14 1980-12-31 Tektronix Inc Cathode ray tube having low voltage focus and dynamic correction
US4371808A (en) * 1979-12-07 1983-02-01 Iwatsu Electric Co., Ltd. One-gun two-beam cathode ray tube
EP0241945A2 (de) * 1986-04-17 1987-10-21 Iwatsu Electric Co., Ltd. Elektronenlinsensystem für die Ablenkverstärkung in einer Kathodenstrahlröhre

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997049111A1 (en) * 1996-06-17 1997-12-24 Battelle Memorial Institute Method and apparatus for ion and charged particle focusing
WO1999028938A2 (en) * 1997-11-29 1999-06-10 Orion Electric Co., Ltd. Electron gun for a cathode ray tube
WO1999028938A3 (en) * 1997-11-29 2000-06-29 Orion Electric Co Ltd Electron gun for a cathode ray tube
US6255767B1 (en) 1997-11-29 2001-07-03 Orion Electric Co., Ltd. Electrode gun with grid electrode having contoured apertures
US6107628A (en) * 1998-06-03 2000-08-22 Battelle Memorial Institute Method and apparatus for directing ions and other charged particles generated at near atmospheric pressures into a region under vacuum
WO2000038211A2 (en) * 1998-12-21 2000-06-29 Koninklijke Philips Electronics N.V. Electron gun and display device provided with an electron gun
WO2000038211A3 (en) * 1998-12-21 2001-11-08 Koninkl Philips Electronics Nv Electron gun and display device provided with an electron gun

Also Published As

Publication number Publication date
EP0283941B1 (de) 1993-06-09
EP0283941A3 (en) 1989-07-26

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