二维光学扫描中扫描角度非线性研究
Study of angular non-linearity in 2-D optical scanning
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摘要: 分析了二维光学扫描角度非线性产生的原因,给出了二维扫描中仰角、方位角、垂直角方程的数学推导,对二维扫描的非线性进行了分析,讨论了非线性对角度跟踪和扫描成像等应用中的性能的影响,指出非线性修正的方法。Abstract: The reasons of angular non-linearity in 2-D optical scanner are analyzed.Equations of angular of elevation,azimuth and vertical in 2-D scanning are demonstrated.Scanning non-linearity is analyzed.Its influence on angular tracking and scanning imaging is discussed.Method of correction is pointed out.
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