An all-electrostaticfocusing and deflecting system characterized by simple lens system is introduced The new system is very useful in producing compact high-performance camera tubes.
介绍了一种采用只含有会聚场的单透镜的全静电聚焦和偏转系统，这种系统非常适用于制作小型高性能摄象管。
2
This method includes an electrostatic spherical grid retarding spectrometer with a post focusingsystem.