电视机要收看满意,其黑白对比度一定要有充裕的调节范围,如图1所示丰富的图象层次,这样才能取得逼真的效果。对比度太强,黑白过于分明,图象显得很生硬,而且缺乏层次感,如图2所示;对比度太弱,图象显得很 TV to be satisfied with the satisfaction of its black and white contrast must have ample adjustment range, as shown in Figure 1 rich image level, so as to achieve realistic results. Contrast is too strong, black and white are too clear, the image appears very stiff, and the lack of sense of hierarchy, as shown in Figure 2; contrast is too weak, the image appears very