JPS51112261A - Field emission electron gun - Google Patents

Field emission electron gun

Info

Publication number
JPS51112261A
JPS51112261A JP50036740A JP3674075A JPS51112261A JP S51112261 A JPS51112261 A JP S51112261A JP 50036740 A JP50036740 A JP 50036740A JP 3674075 A JP3674075 A JP 3674075A JP S51112261 A JPS51112261 A JP S51112261A
Authority
JP
Japan
Prior art keywords
field emission
electron gun
emission electron
electron rays
lens
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
JP50036740A
Other languages
English (en)
Inventor
Akira Tonomura
Tsutomu Komoda
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 JP50036740A priority Critical patent/JPS51112261A/ja
Publication of JPS51112261A publication Critical patent/JPS51112261A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electron Sources, Ion Sources (AREA)
JP50036740A 1975-03-28 1975-03-28 Field emission electron gun Pending JPS51112261A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50036740A JPS51112261A (en) 1975-03-28 1975-03-28 Field emission electron gun

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50036740A JPS51112261A (en) 1975-03-28 1975-03-28 Field emission electron gun

Publications (1)

Publication Number Publication Date
JPS51112261A true JPS51112261A (en) 1976-10-04

Family

ID=12478114

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50036740A Pending JPS51112261A (en) 1975-03-28 1975-03-28 Field emission electron gun

Country Status (1)

Country Link
JP (1) JPS51112261A (ja)

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