测距标星镜组的胶合精度要求高，本文就此项胶合工艺作了详细的介绍。
To cement ranging-mark lens set needs high precision. In the article, the cementing technique is discussed in detail.
研制成一种小型，低值，便携式，对人眼安全，无合作目标的L RF - 1型系列l D激光测距望远镜。
The low cost LRF 1 series LD laser rangefinder (LRF) telescope is designed with mini size, safety to eyes and non cooperative target.
本文对光电测距仪进行公路曲线测设的误差大小作了分析，并结合公路曲线测设的允许误差进行分析对比，提出了控制置镜点到测点的距离以达到测设精度要求。
In this paper, the error of light-electric range finder in highway curve survey is analysed. The control distance between two survey station is presented so as to control the precision.
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