In practical measurement, the positioning precision of position sensitive detector (PSD) is greatly affected by the size and asymmetry of the spot.
在实际测量中，由于光斑具有一定尺寸和不对称性，在很大程度上影响了位置敏感探测器(PSD)的定位精度。
A high precision infrared light spot motion analysis and measurement system based on a new type position sensitive detector (PSD) and stereo measurement was developed.
高精度红外光点位置检测分析系统是基于光电位置敏感器件、立体测量学研制而成的运动物体分析系统。
A new technique for measuring the accurate position of the focal plane of an optical system with position sensitive detector (PSD) is presented.
本文介绍一种新的焦面检测方法，以位置敏感探测器P SD作为检焦器件对光学系统的实际焦面进行检测。
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