The detecting method of light beam deflexion is used.

检测方式采用光束偏转法；

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So liquid crystal grating is used in extensive field such as diffraction optics, photoelectric switch, deflexion controlling of light beam.

因此液晶光栅的这种光电特性在衍射光学、光电开关、光束偏转控制等许多领域具有广泛的应用前景。

youdao

So liquid crystal grating is used in extensive field such as diffraction optics, photoelectric switch, deflexion controlling of light beam.

因此液晶光栅的这种光电特性在衍射光学、光电开关、光束偏转控制等许多领域具有广泛的应用前景。

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