日常选购电视机时,消费者对屏幕大小、软硬屏或智能与否比较在意,对电视屏幕亮度关注甚少,有的甚至误以为亮度越亮越好。其实,电视亮度并非越高越好,过亮则易引起视觉疲劳,从而伤眼。目前提高电视亮度的方法有两种:一种是提高LCD面板的光通过率;另一种就是增加背景灯光的亮度,或增加灯管数量。但较亮的产品不见得就是较好的产品,因为电视画面过亮常常会令人感觉不适,甚至容易引起视觉疲劳。同时还使纯黑与纯白的对比降低,影响色阶和灰阶的表现。而使用了“擦亮技术”的显示屏,很容易使眼睛 Routine purchase of television, the consumer screen size, hard or soft screen or more concerned about the intelligence, the brightness of the TV screen little attention, and some even mistaken for the brighter the better. In fact, the TV brightness is not as high as possible, too bright is easy to cause visual fatigue, thus hurt eyes. Currently there are two ways to improve the brightness of the TV: one is to increase the light transmittance of the LCD panel; the other is to increase the brightness of the background light, or increase the number of lamps. However, brighter products may not necessarily be better products because television pictures often feel unpleasant and may even cause visual fatigue. At the same time also make pure black and white contrast reduced, affecting the performance of grayscale and grayscale. And using the “polished technology” display, it’s easy to make eyes