性能参数：
     物镜有效孔径：                    45mm
     视场：                                1°30′
     分辨率：                             3″
     成像：                                正像
     放大倍率：                          30X
     最短视距：                          1m
     最小读数：                          1″/5″
     测角方式：                          绝对编码
     测距精度：                          ±(2mm＋2×10-6·D)
     测距时间：                          1.2秒（初次3秒）   精测模式
     补偿范围：                          ±3′
     补偿类型：                          双轴
     7.4V  4AH 锂电池
     工作时间：                          6小时（连续测距/角度测量） 9小时（角度测量）
     防水、防尘：                       IP54
     操作系统：                          WinCE 5.0
     存储器：                             64MB RAM  32MB ROM
     存储卡：                             SD卡
     显示屏：                             3.5英寸屏幕，320×240（QVGA）彩色TFT触摸屏
     I/O：                                 USB、RS-232C、蓝牙
     定线引导光：                       有