JPS52119059A - Electron gun device - Google Patents

Electron gun device

Info

Publication number
JPS52119059A
JPS52119059A JP3525076A JP3525076A JPS52119059A JP S52119059 A JPS52119059 A JP S52119059A JP 3525076 A JP3525076 A JP 3525076A JP 3525076 A JP3525076 A JP 3525076A JP S52119059 A JPS52119059 A JP S52119059A
Authority
JP
Japan
Prior art keywords
electron gun
gun device
change
arround
diameter
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.)
Pending
Application number
JP3525076A
Other languages
Japanese (ja)
Inventor
Masuzo Yamada
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP3525076A priority Critical patent/JPS52119059A/en
Publication of JPS52119059A publication Critical patent/JPS52119059A/en
Pending legal-status Critical Current

Links

Landscapes

  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)

Abstract

PURPOSE: To make a cut off voltage in the respective diameter direction nearly uniform and eliminate a change in the shape, by changing a thickness arround an aperture of No. 1 grid, corresponding to a change in its diameter.
COPYRIGHT: (C)1977,JPO&Japio
JP3525076A 1976-03-31 1976-03-31 Electron gun device Pending JPS52119059A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3525076A JPS52119059A (en) 1976-03-31 1976-03-31 Electron gun device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3525076A JPS52119059A (en) 1976-03-31 1976-03-31 Electron gun device

Publications (1)

Publication Number Publication Date
JPS52119059A true JPS52119059A (en) 1977-10-06

Family

ID=12436569

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3525076A Pending JPS52119059A (en) 1976-03-31 1976-03-31 Electron gun device

Country Status (1)

Country Link
JP (1) JPS52119059A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2547953A1 (en) * 1983-06-27 1984-12-28 Rca Corp CATHODE RAY TUBE HAVING AN ELECTRONIC GUN HAVING AN ASTIGMATIC BEAM FORMING REGION

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5245259A (en) * 1975-10-07 1977-04-09 Matsushita Electronics Corp Color picture tube device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5245259A (en) * 1975-10-07 1977-04-09 Matsushita Electronics Corp Color picture tube device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2547953A1 (en) * 1983-06-27 1984-12-28 Rca Corp CATHODE RAY TUBE HAVING AN ELECTRONIC GUN HAVING AN ASTIGMATIC BEAM FORMING REGION

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