据报导,日本索尼公司新近制成一种大屏幕彩色电视显示器。屏幕的对角线是81.7厘米,高54.5厘米,宽69.1厘米,图象面积3766平方厘米,是迄今报导的世界上最大的显象管。 这种显象管也是采用单枪三束,140°偏转角。但由于电子束发生系统的结构是全新的,所以象点的尺寸比过去的大型显示器小 It is reported that Japan’s Sony recently made a large screen color TV display. The screen diagonal is 81.7 cm, height 54.5 cm, width 69.1 cm, the image area of ​​3766 square centimeters, is by far the world’s largest picture tube. This kind of picture tube is also used single gun three beams, 140 ° deflection angle. However, due to the structure of the electron beam generating system is brand new, so the size of the image point smaller than the previous large-scale display