在摄取图像的短暂曝光时间内，造成图像模糊的运动可近似作为直线运动处理。
The direction of the motion which blurs the image can be dealt with as unchanging during the short exposing time.
以镜头系统造成图像模糊的原理为基础，对常用的自动聚焦评价函数和搜索策略了进行论述。
The sharpness evaluation function of auto focus and search tactic was discussed based on the principle how blurred by the lens system in the chapter of the auto focus algorithms.
天文学家然后测量这个辉光，用它来纠正望远镜的设置以克服大气对遥远图像所造成的模糊效果。
Astronomers then measure this glow and use it to correct telescope settings to overcome the blurring effect of the atmosphere on far-off images.
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