JPS5439564A - Electron gun of field emission type - Google Patents

Electron gun of field emission type

Info

Publication number
JPS5439564A
JPS5439564A JP10640477A JP10640477A JPS5439564A JP S5439564 A JPS5439564 A JP S5439564A JP 10640477 A JP10640477 A JP 10640477A JP 10640477 A JP10640477 A JP 10640477A JP S5439564 A JPS5439564 A JP S5439564A
Authority
JP
Japan
Prior art keywords
field emission
electron gun
emission type
cathode
constituting
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
JP10640477A
Other languages
Japanese (ja)
Other versions
JPS5757815B2 (en
Inventor
Ryuzo Aihara
Shuichi Saito
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.)
Jeol Ltd
Original Assignee
Jeol Ltd
Nihon Denshi KK
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 Jeol Ltd, Nihon Denshi KK filed Critical Jeol Ltd
Priority to JP10640477A priority Critical patent/JPS5439564A/en
Publication of JPS5439564A publication Critical patent/JPS5439564A/en
Publication of JPS5757815B2 publication Critical patent/JPS5757815B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electron Sources, Ion Sources (AREA)

Abstract

PURPOSE: To make stable the electric field emission from the cathode and to enable sufficiently uniform heating with small current, by connecting the both ends of the metal plates to the heating power supply and by constituting each metal plate heatable.
COPYRIGHT: (C)1979,JPO&Japio
JP10640477A 1977-09-05 1977-09-05 Electron gun of field emission type Granted JPS5439564A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10640477A JPS5439564A (en) 1977-09-05 1977-09-05 Electron gun of field emission type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10640477A JPS5439564A (en) 1977-09-05 1977-09-05 Electron gun of field emission type

Publications (2)

Publication Number Publication Date
JPS5439564A true JPS5439564A (en) 1979-03-27
JPS5757815B2 JPS5757815B2 (en) 1982-12-07

Family

ID=14432734

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10640477A Granted JPS5439564A (en) 1977-09-05 1977-09-05 Electron gun of field emission type

Country Status (1)

Country Link
JP (1) JPS5439564A (en)

Also Published As

Publication number Publication date
JPS5757815B2 (en) 1982-12-07

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