CALCULATED PROPERTIES OF ELECTROSTATIC EINZEL LENSES OF 3 APERTURES

被引:45
作者
READ, FH
机构
[1] Physics Department, Schuster Laboratory
来源
JOURNAL OF PHYSICS E-SCIENTIFIC INSTRUMENTS | 1969年 / 2卷 / 08期
关键词
D O I
10.1088/0022-3735/2/8/320
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
A least-squares collocation method has been used to calculate the potential distributions of electrostatic einzel lenses consisting of three thin apertures. The focal lengths, principal plane positions and spherical aberration coefficients have been obtained by numerical integration of the ray equations.
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页码:679 / &
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