前言彩色电視是在黑白电視的基础上发展起来的。它和后者的差别在于不仅要完善地传送图象,而且还要逼真地传送图象上原有的彩色。自然界中的彩色是多种多样的,但是根据大量实验发現,从人眼的彩色視觉来說,各种彩色都可以由互相独立的三种基色光按一定的比例 Foreword Color TV was developed on the basis of black and white television. The difference between the latter and the latter is that not only the image is to be transmitted perfectly, but also the original color of the image must be conveyed faithfully. The color of nature is varied, but according to a large number of experiments found that, from the human color vision, the various colors can be independent of each other by a certain percentage of the three primary colors