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介绍了脉冲激光测距机最大测程———消光比测试方法中的消光比测量原理公式。并以原理公式为依据 ,对影响系统测量精度的诸因素逐一进行了分析和估算 ,根据测量消光比值的合成标准的不确定度进行精度分配。
Introduced pulse laser range finder maximum range --- extinction ratio test method extinction ratio measurement principle formula. And based on the principle formula, the factors influencing the measurement accuracy of the system are analyzed and estimated one by one, and the precision distribution is made according to the uncertainty of the composite standard which is used to measure the extinction ratio.