JPH0128457B2 - - Google Patents

Info

Publication number
JPH0128457B2
JPH0128457B2 JP4931081A JP4931081A JPH0128457B2 JP H0128457 B2 JPH0128457 B2 JP H0128457B2 JP 4931081 A JP4931081 A JP 4931081A JP 4931081 A JP4931081 A JP 4931081A JP H0128457 B2 JPH0128457 B2 JP H0128457B2
Authority
JP
Japan
Prior art keywords
grid electrode
electrode
cathode
ray tube
voltage
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.)
Expired
Application number
JP4931081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57165940A (en
Inventor
Kazuo Majima
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.)
Hitachi Ltd
Original Assignee
Hitachi 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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4931081A priority Critical patent/JPS57165940A/ja
Publication of JPS57165940A publication Critical patent/JPS57165940A/ja
Publication of JPH0128457B2 publication Critical patent/JPH0128457B2/ja
Granted legal-status Critical Current

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
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
JP4931081A 1981-04-03 1981-04-03 Cathode-ray tube Granted JPS57165940A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4931081A JPS57165940A (en) 1981-04-03 1981-04-03 Cathode-ray tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4931081A JPS57165940A (en) 1981-04-03 1981-04-03 Cathode-ray tube

Publications (2)

Publication Number Publication Date
JPS57165940A JPS57165940A (en) 1982-10-13
JPH0128457B2 true JPH0128457B2 (https=) 1989-06-02

Family

ID=12827371

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4931081A Granted JPS57165940A (en) 1981-04-03 1981-04-03 Cathode-ray tube

Country Status (1)

Country Link
JP (1) JPS57165940A (https=)

Also Published As

Publication number Publication date
JPS57165940A (en) 1982-10-13

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