光电测长仪精度分析及减少误差方法

Analysis of Photoelectric Length—Measuring Device Accuracy and the Elimination of Error

本文讨论了光电测长仪的原理,测量误差的来原,减少误差的方法,和本仪器适用的场合。

The principle of photoelectric length measurement,the error source,and the way to reduce the error are discussed in this paper.Also,some applications are exemplified when the device is fit for use.