An improved theodolite fixed with a simple laser direction indicator was introduced.
介绍了用一种简易激光指向器改装经纬仪，使普通经纬仪带有激光指向器。
2
In order to realize the detection accuracy of the system requirements, theline laser was used as the light source, and the 0.5〃 Lycra theodolite and micrometer were applied todetect the assembly.
采用一字线激光器作为光源，通过0.5＂莱卡经纬仪和千分表进行检测，达到系统要求的检测精度。
3
In order to improve the measuring and tracking precision of photoelectric theodolite, a set of CCD laser collimation system is used for measuring the deformation of the platform in real time.