人妻av无码专区_91精品视频专区_91福利视频在线观看_69**夜色精品国产69乱

儀器主要參數(shù)
每公里往返誤差                 
望遠(yuǎn)鏡成像                             正像
倍率                                        32倍
物鏡口徑                              36mm
視場角                                   1°20′
***短視距                              
視距乘常數(shù)                            100
視距加常數(shù)                               0
圓水準(zhǔn)泡精度                     8′/2mm
度盤分度值                       1°或1gon
補(bǔ)償器類型                  V型吊絲 磁阻尼
儀器工作范圍                     ±15′
安平精度                            ± ″
與三腳架連接螺紋              M16
底盤形式                           球面平面