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pin shan guan ce yi yu nuo bei er jiang
Author(s): 
Pages: 封2
Year: Issue:  2
Journal: Experiment and Equipment for Primary School

Abstract: 说到频闪观测仪,可能很少有人知道.但说到走马灯,就无人不晓了.当蜡烛点燃,走马灯在气流的驱动下旋转,那些马儿和人的画片好像动了起来,不停地奔驰.大家都知道,这是一种视觉暂留现象.其实,我们看电影看视频,都是一幅幅的画面快速地播放,当前一幅图像在我们眼里还未消失时,后一幅又未了,使我们感觉一切都动了起来.
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