技术参数（采用高质量铟钢标尺）
每公里往返测量高差标准偏差                     ≤0.5mm
望远镜                                                   正像
放大率                                                   38×
物镜口径                                                45mm
最短视距                                                1.6m
乘常数                                                   100
加常数                                                   0
补偿器工作范围                                       30′
安平精度                                                ±0.3″
圆水准器灵敏度                                       10′/2mm
测微范围                                                10mm
测微尺格值                                             0.1mm
可估读值                                                0.01mm