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JPS53147457A - Electron gun unit for electromicroscope or the like - Google Patents

Electron gun unit for electromicroscope or the like

Info

Publication number
JPS53147457A
JPS53147457A JP6172977A JP6172977A JPS53147457A JP S53147457 A JPS53147457 A JP S53147457A JP 6172977 A JP6172977 A JP 6172977A JP 6172977 A JP6172977 A JP 6172977A JP S53147457 A JPS53147457 A JP S53147457A
Authority
JP
Japan
Prior art keywords
electromicroscope
electron gun
gun unit
ecable
resistanc
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
JP6172977A
Other languages
Japanese (ja)
Inventor
Isao Matsui
Masashi Kamimura
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 JP6172977A priority Critical patent/JPS53147457A/en
Publication of JPS53147457A publication Critical patent/JPS53147457A/en
Pending legal-status Critical Current

Links

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  • Electron Sources, Ion Sources (AREA)

Abstract

PURPOSE: To increase the performance and safety, by providing the primary and secondary winding for filament voltage and bias respectively outside and inside of the epoxy molded bushing unifiedly moulded with resistanc ecable and electrodes.
COPYRIGHT: (C)1978,JPO&Japio
JP6172977A 1977-05-28 1977-05-28 Electron gun unit for electromicroscope or the like Pending JPS53147457A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6172977A JPS53147457A (en) 1977-05-28 1977-05-28 Electron gun unit for electromicroscope or the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6172977A JPS53147457A (en) 1977-05-28 1977-05-28 Electron gun unit for electromicroscope or the like

Publications (1)

Publication Number Publication Date
JPS53147457A true JPS53147457A (en) 1978-12-22

Family

ID=13179578

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6172977A Pending JPS53147457A (en) 1977-05-28 1977-05-28 Electron gun unit for electromicroscope or the like

Country Status (1)

Country Link
JP (1) JPS53147457A (en)

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