这台计算机充当这个巨大的、分布式望远镜的焦点。该望远镜是历史上最大的实时望远镜，把位于世界各地多个设备采集的信号综合了起来。
This machine ACTS as the focus of the giant distributed telescope, the largest real-time telescope ever, combining the signals collected from instruments across the world.
牛顿不用镜头，而设计制作反射式望远镜，这种望远镜利用碗状的金属镜子来聚焦来自恒星的光。
Turning away from the use of lenses, Newton devised the reflecting telescope, which makes use of a bowl-shaped metal mirror to focus the light from the stars.
本文介绍和讨论了云南天文台1.2米地平式望远镜主镜支承装置的技术改造工作。
The work on the technical transform of the mounting system of the primary mirror of the 1.2m alt-az telescope at the Yunnan Observatory is introduced and discussed in this paper.
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