... magnetic electron lens 磁电子透镜 magnetostatic electron lens 静磁电子透镜 electrostatic electron lens 静电型电子透镜 ; 静电电子透镜 ...
基于182个网页-相关网页
By assuming the weak lens focal length expression to be the first term in a power series a simple and accurate formula can be derived for the objective focal length of a magnetic electron lens.
用假设弱透镜焦距表达式是一个幂级数中的第一项的方法,可以导出相当准确且便于实用的电磁电子透镜物镜焦距公式。
Use magnetic field lens again, two kinds of electron lens elaborate respectively below form and principle.
又用磁场透镜,下面分别阐述两种电子透镜的构成和原理。
应用推荐