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尼普科夫盘

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尼普科夫盘这个概念是由保罗·高特列本·尼普可夫(Paul Gottlieb Nipkow 1860-1940)发明的,是一种扫描图片的机械装置,在1920年代是发明电视的基础,利用它可以把图像中的明暗信号分开也可以再次把明暗信号合起来。当圆盘转动时,其中各小孔依次截取图片各点的光信号,然后由光感器记录并传输,可以在接受的电子管上复制出一幅黑白图象,在这个圆盘的基础上,发明了早期的机械电视。也应用于共聚焦显微镜

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尼普科夫盘
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