An all-electrostatic focusing 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。
The high performance oscilloscope tubes with mesh lens researched and designed recently are used for special instruments and equipments.
最新研制的带有栅网透镜的高性能示波管供专用仪器和设备使用。
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