JPS5641660A - Electron beam device - Google Patents

Electron beam device

Info

Publication number
JPS5641660A
JPS5641660A JP11736579A JP11736579A JPS5641660A JP S5641660 A JPS5641660 A JP S5641660A JP 11736579 A JP11736579 A JP 11736579A JP 11736579 A JP11736579 A JP 11736579A JP S5641660 A JPS5641660 A JP S5641660A
Authority
JP
Japan
Prior art keywords
electron beam
wall
high voltage
beam path
discharge electrodes
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
JP11736579A
Other languages
English (en)
Inventor
Yoshihisa Namikawa
Sadaharu Katsuta
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 JP11736579A priority Critical patent/JPS5641660A/ja
Publication of JPS5641660A publication Critical patent/JPS5641660A/ja
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02Details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
JP11736579A 1979-09-14 1979-09-14 Electron beam device Pending JPS5641660A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11736579A JPS5641660A (en) 1979-09-14 1979-09-14 Electron beam device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11736579A JPS5641660A (en) 1979-09-14 1979-09-14 Electron beam device

Publications (1)

Publication Number Publication Date
JPS5641660A true JPS5641660A (en) 1981-04-18

Family

ID=14709855

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11736579A Pending JPS5641660A (en) 1979-09-14 1979-09-14 Electron beam device

Country Status (1)

Country Link
JP (1) JPS5641660A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01255016A (ja) * 1988-04-01 1989-10-11 Shimadzu Corp ガス密度安定器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01255016A (ja) * 1988-04-01 1989-10-11 Shimadzu Corp ガス密度安定器

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