斩波器是红外探测系统、激光雷达系统等的重要组成器件，传递函数可以用来描述斩波器的光学传递特性。

Chopper is an important part of infrared detecting system and laser radar; the transfer function is used to characterize the optical transfer characteristics of chopper.

youdao

光学微型斩波器是一种新型器件，主要用于热释电红外敏感器。

The optical microchopper is a new type device for pyroelectric infrared image sensor.

youdao