JPS55166851A - Electromagnetic focussing type cathode-ray tube - Google Patents

Electromagnetic focussing type cathode-ray tube

Info

Publication number
JPS55166851A
JPS55166851A JP7465979A JP7465979A JPS55166851A JP S55166851 A JPS55166851 A JP S55166851A JP 7465979 A JP7465979 A JP 7465979A JP 7465979 A JP7465979 A JP 7465979A JP S55166851 A JPS55166851 A JP S55166851A
Authority
JP
Japan
Prior art keywords
focussing
fluorescent screen
electromagnetic
beam spots
ray tube
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
JP7465979A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0142110B2 (enrdf_load_stackoverflow
Inventor
Soichi Sakurai
Kyohei Fukuda
Kuniharu Osakabe
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 JP7465979A priority Critical patent/JPS55166851A/ja
Publication of JPS55166851A publication Critical patent/JPS55166851A/ja
Publication of JPH0142110B2 publication Critical patent/JPH0142110B2/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
    • H01J29/48—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
JP7465979A 1979-06-15 1979-06-15 Electromagnetic focussing type cathode-ray tube Granted JPS55166851A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7465979A JPS55166851A (en) 1979-06-15 1979-06-15 Electromagnetic focussing type cathode-ray tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7465979A JPS55166851A (en) 1979-06-15 1979-06-15 Electromagnetic focussing type cathode-ray tube

Publications (2)

Publication Number Publication Date
JPS55166851A true JPS55166851A (en) 1980-12-26
JPH0142110B2 JPH0142110B2 (enrdf_load_stackoverflow) 1989-09-11

Family

ID=13553575

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7465979A Granted JPS55166851A (en) 1979-06-15 1979-06-15 Electromagnetic focussing type cathode-ray tube

Country Status (1)

Country Link
JP (1) JPS55166851A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0142110B2 (enrdf_load_stackoverflow) 1989-09-11

Similar Documents

Publication Publication Date Title
HK62287A (en) Electron gun
JPS5750749A (en) Electromagnetic deflection type cathode ray tube
ES8502810A1 (es) Un tubo de rayos catodicos
DE3763273D1 (de) Kathodenstrahlroehre und farbanzeigevorrichtung.
HK60287A (en) Cathode-ray tube having an improved screen grid electrode of an inline electron gun
EP0899768A3 (en) Color cathode-ray tube electron gun
MY121025A (en) Color cathode ray tube with inline electron gun with variable distances of side beam passing holes from the central beam passing axis.
ES2020686A6 (es) Canon de electrones para un tubo de rayos catodicos.
JPS5559637A (en) Magnetic focus cathode ray tube
JPS55166851A (en) Electromagnetic focussing type cathode-ray tube
JPS54150961A (en) Electronic gun for cathode-ray tube
JPS54133070A (en) Constituent for electron gun
JPS5723449A (en) Electron gun for cathode ray tube
JPS5784554A (en) Cathode-ray tube device
EP0778605A3 (en) An electron gun assembly for a color cathode ray tube apparatus
JPS54150962A (en) Electronic gun for cathode-ray tube
US4503354A (en) Camera tubes
JPS5749150A (en) Electromagnetic focussing cathode-ray tube
JPS57182948A (en) Electron gun for cathode-ray tube
JPS5535450A (en) Electromagnetic focusing type cathode ray tube
JPS57199147A (en) Electron gun structure
JPS54161232A (en) Cathode-ray tube and its manufacture
JPS5516301A (en) Cathode ray tube of deflection amplifying type
JPS5679842A (en) Electromagnetic focusing picture tube
JPS55113245A (en) Flat type cathode ray tube