JPH0485643U - - Google Patents

Info

Publication number
JPH0485643U
JPH0485643U JP12894890U JP12894890U JPH0485643U JP H0485643 U JPH0485643 U JP H0485643U JP 12894890 U JP12894890 U JP 12894890U JP 12894890 U JP12894890 U JP 12894890U JP H0485643 U JPH0485643 U JP H0485643U
Authority
JP
Japan
Prior art keywords
emitter
support plate
electron gun
field emission
emission type
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
JP12894890U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP12894890U priority Critical patent/JPH0485643U/ja
Publication of JPH0485643U publication Critical patent/JPH0485643U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electron Sources, Ion Sources (AREA)
JP12894890U 1990-11-30 1990-11-30 Pending JPH0485643U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12894890U JPH0485643U (enrdf_load_stackoverflow) 1990-11-30 1990-11-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12894890U JPH0485643U (enrdf_load_stackoverflow) 1990-11-30 1990-11-30

Publications (1)

Publication Number Publication Date
JPH0485643U true JPH0485643U (enrdf_load_stackoverflow) 1992-07-24

Family

ID=31876382

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12894890U Pending JPH0485643U (enrdf_load_stackoverflow) 1990-11-30 1990-11-30

Country Status (1)

Country Link
JP (1) JPH0485643U (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010272334A (ja) * 2009-05-21 2010-12-02 Japan Ae Power Systems Corp 電子線照射装置用電子線源
EP2672502A1 (en) * 2012-06-06 2013-12-11 ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH High brightness electron gun with moving condenser lens

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010272334A (ja) * 2009-05-21 2010-12-02 Japan Ae Power Systems Corp 電子線照射装置用電子線源
EP2672502A1 (en) * 2012-06-06 2013-12-11 ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH High brightness electron gun with moving condenser lens

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