altazimuth telescope

There is an image field rotation during the tracking process of an Altazimuth telescope. From a new point of view, the image field rotation for the auto guide unit in the YNST is analyzed thoroughly and its formula derived.
地平式望远镜跟踪存在象场旋转，本文从新的角度，对光电导行系统中的象场旋转做了彻底的分析，并导出了光电系统消旋的理论公式。