This paper presents an approach for the speckle noise reduction in three-dimensional surface laser light sensing: surface light scanning.
提出一种激光片光三维传感中降低散斑影响的方法：片光面内移动扫描法。
The experimental result shows that the depth of hardened zone and smoothness of surface can be controlled conveniently by varying the power output beam diameter and scanning rate of laser light.
试验表明：通过调节激光器的输出功率、光斑直径和扫描速度可以方便地控制熔化层深度和表面平整度。
In this thesis, a technique of scanning white-light interferometer in Michelson configuration is employed to measure and analyze the characteristics of different types of oil-film on water surface.
本文基于迈克尔逊干涉原理，通过扫描白光干涉装置对不同油品在水面形成的油膜的特性进行了测量和分析。
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