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介绍一种新型光点位置传感器(PSD)的工作原理与特点,叙述PSD在激光三角法测量位置的应用,还介绍系统的总体设计及各单元工作原理,提出了PSD在应用中存在的问题及对策.
This paper introduces the working principle and characteristics of a new type of spot position sensor (PSD), describes the application of PSD in the measurement of laser triangulation method, introduces the overall design of the system and the working principle of each unit, and puts forward the problems in application of PSD Countermeasures.