电视机大小与房间尺寸（TV size and room size）.docVIP

电视机大小与房间尺寸（TV size and room size） Spacious living room, elegant decoration, colorful sofa, the configuration of how much TV complement each other? 10 years ago, a 25 inch TV set had a good taste, and now a 32 inch flat screen TV is normal. With the improvement of social living standards and the increase of housing area, the screen of TV is changing with each passing day. The most advanced plasma and LCD TV screens are more than 100 inches. So many friends can not help wondering, our living room in the end can match the screen screen of the screen, large screen for close distance? Is it enough for us to buy a 42 inch TV set in our regular room? If 50 inches will be what effect, how can I buy the right home in the best watch TV? To answer these questions, we must first have a general idea of the technical performance of different types of television sets, and the best visual distance calculated by theoretical formulas. Best sight distance selection for CRT TV CRT spherical tube is early imaging using color display tube, the tube section is a spherical screen, both inside and outside a sphere, from the appearance of the display four angles with circular arc. Early television sets were spherical display tubes. This kind of surface TV using interlaced scanning mode, the distortion, easy to cause the external light reflection, the image display image is very low, flashing a strong sense of the best viewing distance is the screen height of 5 to 6 times. Now the real spherical tube displays have vanished. CRT right angle flat picture tube is an improved tube type on the basis of spherical tube. There is still a certain radian inside and outside the display, but the curvature is smaller than the spherical tube. The rectangular flat picture tube is much better than the spherical tube, and the edge distortion, especially the four corners, is greatly improved. Screen coating technology has also developed greatly during this period, and composite coating makes the picture tube h