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一、前言近年来大屏幕显示的需求日益增多。做为大屏显示的一种方法,人们开发了投影电视,经过不断地改进性能,实现了明亮的大画面显示。但在亮度和分辨率方面仍有待提高和改善。表1中列出了近来索尼生产的
First, the foreword In recent years, the demand for large-screen display is increasing. As a method of displaying large screens, people have developed projection TVs, which have achieved a bright large-screen display through continuous improvement in performance. But in the brightness and resolution still need to improve and improve. Table 1 lists the recent Sony production