摘要
本实验通过电场和磁场对发散电子束的会聚作用,证明了“电子光学透镜”与光学透镜在原理上的相似性.
This experiment proved the similar principle of the 'electronoptical lenses' and the lenses on visible light, by electric and magnetic fields assemble acting in the beam direction for a divergent bundle.
出处
《松辽学刊(自然科学版)》
1997年第3期5-7,共3页
Songliao Journal (Natural Science Edition)