该系统接收到物体高度信号后，驱动步进电机进行CCD镜头聚焦。
After receiving the signal of the height of objects, stepping motor for rotating lens will be drived to a suitable location.
镜头聚焦她的手——颤抖地抓着杰克的手，仿佛她正极度努力让自己在这个世界多停留几秒钟。
ON HER HAND -- GRIPPING Jake’s convulsively, as she tries to anchor herself to this world for a few more seconds
仅在航天飞机的宇航员于12月中旬修复哈勃太空望远镜几天之后，特大镜头聚焦于宇宙边缘的一个星团——拍摄到了天国。
Just days after space shuttle astronauts repaired the Hubble space Telescope in mid December, the giant lens focused on a star cluster at the edge of the universe - and photographed heaven.
应用推荐