JPS51142956A - Field emission electron gun - Google Patents

Field emission electron gun

Info

Publication number
JPS51142956A
JPS51142956A JP6654075A JP6654075A JPS51142956A JP S51142956 A JPS51142956 A JP S51142956A JP 6654075 A JP6654075 A JP 6654075A JP 6654075 A JP6654075 A JP 6654075A JP S51142956 A JPS51142956 A JP S51142956A
Authority
JP
Japan
Prior art keywords
field emission
electron gun
emission electron
loosing
exchanged
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
JP6654075A
Other languages
Japanese (ja)
Inventor
Hideo Todokoro
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 JP6654075A priority Critical patent/JPS51142956A/en
Publication of JPS51142956A publication Critical patent/JPS51142956A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: An electron gun with field emission chips capable of being exchanged without loosing vacuum.
COPYRIGHT: (C)1976,JPO&Japio
JP6654075A 1975-06-04 1975-06-04 Field emission electron gun Pending JPS51142956A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6654075A JPS51142956A (en) 1975-06-04 1975-06-04 Field emission electron gun

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6654075A JPS51142956A (en) 1975-06-04 1975-06-04 Field emission electron gun

Publications (1)

Publication Number Publication Date
JPS51142956A true JPS51142956A (en) 1976-12-08

Family

ID=13318826

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6654075A Pending JPS51142956A (en) 1975-06-04 1975-06-04 Field emission electron gun

Country Status (1)

Country Link
JP (1) JPS51142956A (en)

Similar Documents

Publication Publication Date Title
JPS521364A (en) Toggle
JPS51130156A (en) Frequency multiplier
JPS5230277A (en) Fluorescent substance for low speed electron beam
JPS51142956A (en) Field emission electron gun
JPS526071A (en) Mercury emission getter material
JPS5239357A (en) Electron gun
JPS5254095A (en) Method of producing antibiotics sf-1771
JPS5222471A (en) Field radiation type electron gun
JPS5222111A (en) Blower
JPS51117568A (en) Electron gun for use in electron microscope
JPS51151062A (en) Electron tube
JPS529689A (en) Yellow luminous phosphor
JPS51134553A (en) Field emission electron gun
JPS5230150A (en) Manufacturing system of electron radiation cathode rod
JPS51132500A (en) High dielectric composed substance
JPS5271972A (en) Acceleration tube
JPS51150964A (en) Hot cathode
JPS5283513A (en) Novel antibiotics fortemycin c
JPS51151059A (en) Cathode constituted body for a cathode-ray tube
JPS52141558A (en) Field emission type electron gun
JPS51118952A (en) Stem for electron tube
JPS5274800A (en) Multistepped accelerator
JPS5212513A (en) High frequency gain regulator device
JPS5252359A (en) Field emission type electronic gun
JPS51112789A (en) Ozonizer