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.
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。
In accordance with the defects of the detecting device using vibration wire as the elastic sensing element, using a slot type optical chopper as vibration detecting device is put forward in the paper.
针对以振弦作为弹性敏感元件的检测装置中存在的不足，提出以槽隙式光断续器作为振弦的拾振装置。
Using the optical chopper to modulate the detected light to make it related to the reference squarewave signal is a common method of locking phase detection of weak signals.
其中利用光学斩光器对被测光进行调制使其与方波参考信号相关是对微弱光信号进行锁相检测的一种常用方法。
The measuring system was constructed by dual optical tweezers and a synchronized chopper.
本课题对光纤光镊的一种——单光纤光镊进行了系统的研究。
The measuring system was constructed by dual optical tweezers and a synchronized chopper.
本课题对光纤光镊的一种——单光纤光镊进行了系统的研究。
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