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dc调光原理是什么
更新时间: 2020-11-03 00:00:00  

通过控制输入功率的大小便能控制屏幕的亮度。调光指照明光源按照外部或内部命令进行亮度调节。一般常见的调节方法有连续调节和分档调节。连续调光就是线性调光,也叫无极调光,原理和分档调光一样。只是无极调光可以有几百级的分档,在几秒钟内调节。

关键词: dc 原理 什么

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