来年春天,在日本茨城县筑波研究学院城举办万国科学博览会。在这次会上,将出现纵25米、横40米的世界最大的电视荧光屏。这是日本索尼公司为了向大会提出献礼性展品而研制的室外巨像荧光屏。它与现有的世界上的大型室外显象屏相比,不仅在面积上扩大38.4倍,而且在画面的亮度,颗粒的粗细、明暗反差、色调等方面都有改进,超过目前的彩色电视水平。自 The spring of next year, Japan’s Ibaraki Tsukuba Institute of City held the National Science Fair. At this meeting, the world’s largest TV screen will appear 25 meters in length and 40 meters in width. This is Japan’s Sony Corporation in order to present its gift to the General Assembly and developed the outdoor giant screen. Compared with the existing large outdoor display screen in the world, it not only expands the area by 38.4 times, but also improves the screen brightness, grain size, light and dark contrast, hue and other aspects, surpassing the current color television level . from