| 2. | The systematic essence of the laser scanning is an optical scanner system . it is basically from laser instrument , modulating device , deflection device , optical system , regulating and feed backing device and detector etc . to make up partly 本文针对激光扫描系统中的激光光束的光强稳定和文字信息的脉冲调制,详细讨论了如何利用一个声光调制器( aom )同时实现实时稳光和脉冲调制的问题。 |