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介绍一种二维光电倾角仪,该仪器采用液体摆原理,由激光器、望远镜、二维PSD器件等部分组成,可获得良好的精度与稳定性,角分辨率小于1角秒
A two-dimensional photoelectric inclinometer is introduced. The instrument adopts liquid pendulum principle and consists of laser, telescope, two-dimensional PSD device and other components to obtain good precision and stability. The angular resolution is less than 1 arcsecond