JPS62167357U - - Google Patents

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Publication number
JPS62167357U
JPS62167357U JP5627686U JP5627686U JPS62167357U JP S62167357 U JPS62167357 U JP S62167357U JP 5627686 U JP5627686 U JP 5627686U JP 5627686 U JP5627686 U JP 5627686U JP S62167357 U JPS62167357 U JP S62167357U
Authority
JP
Japan
Prior art keywords
allows
pass
aperture
charged
beam device
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
JP5627686U
Other languages
English (en)
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 JP5627686U priority Critical patent/JPS62167357U/ja
Publication of JPS62167357U publication Critical patent/JPS62167357U/ja
Pending legal-status Critical Current

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  • Electron Sources, Ion Sources (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す構成図、第2
図は荷電ビーム装置の従来構成例を示す図、第3
図は電子蓄積現象の説明図である、 1……加速管、2……絶縁碍子、3……エミツ
タ、4……引出し電極、5……高圧電源、6……
接地電極、7,11,13……アパーチユア、1
2……空洞部。

Claims (1)

    【実用新案登録請求の範囲】
  1. エミツタより出射した荷電粒子を加速、集束し
    てターゲツトに照射する荷電ビーム装置において
    、荷電粒子加速用加速管部の下部電極側に大部分
    のビームを通過させるアパーチユアを配し、その
    下部に目的のビームを通過させると共に反射電子
    を捕獲する構造の空洞部を設けたことを特徴とす
    る荷電ビーム装置。
JP5627686U 1986-04-14 1986-04-14 Pending JPS62167357U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5627686U JPS62167357U (ja) 1986-04-14 1986-04-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5627686U JPS62167357U (ja) 1986-04-14 1986-04-14

Publications (1)

Publication Number Publication Date
JPS62167357U true JPS62167357U (ja) 1987-10-23

Family

ID=30884948

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5627686U Pending JPS62167357U (ja) 1986-04-14 1986-04-14

Country Status (1)

Country Link
JP (1) JPS62167357U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58158843A (ja) * 1982-03-16 1983-09-21 Jeol Ltd イオン銃

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58158843A (ja) * 1982-03-16 1983-09-21 Jeol Ltd イオン銃

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