光纤耦合声光调制器是控制激光束强度变化的声光器件,产品可提供高通断消光比、高损伤阈值、低插入损耗、密封较高的性能指标。Fiber optic coupling acoutooptic modulator is an acoutooptic device that controls the variation of laser beam intensity. The product can provide performance indexes such as high-break extinction ratio, high damage threshold, low insertion loss and high seal.