Atos流动式光学扫描仪基于光栅原理，是逆向工程领域中一种先进的非接触式光学扫描设备。
ATOS flowing optical scanner with the fringe pattern theory is a kind of advanced and non-contacted of equipment in reverse engineering.
通过对光栅自动测试仪的基本测试原理进行分析，给出了测试仪的总体设计方案。
By analyzing the principle of grating auto testing, a general design of the instrument was given.
该文应用傅里叶光学原理对扩展光源照明下光栅的成象特性作了分析，并由此设计出一种新型的光栅成象型位移传感器。
Basedg on Fourier optical principle, the imaging property of grating illuminated by expansion source is analysed in this paper. Hence an innovative grating imaging displacement sensor is designed.
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