The essence of the traditional photoelectric autocollimator based on QPD is by detecting the location of the light intensity center of gravity to achieve the angle measurement.

  • 传统的四象限光电自准直测量系统,其实质是通过检测聚焦点光斑光强重心的位置而实现角度测量的。

  • 互联网摘选 2025-01-20 17:38:27

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