In the areas of numerous light-valve technologies, the most active area is in laser and electro-beam-addressed liquid crystal projection displays, the paper will review the fundamental principles and operational characteristics of many liquid crystal light-valves. 在大量的光阀技术领域中,最活跃的领域是用电子束寻址或激光束寻址的液晶光阀投影显示器。本文则对许多液晶光阀器件的基本原理和工作特性作了评述。
An improvement in the electronic gun used in the oil film light-valve type image projector 对用于油膜光阀电视图象投影器电子枪的改进