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本文对目前在国际上已达到实用化水平和有进一步研究价值的投影电视进行了分类述评,简介了它们的技术特征发现况。特别强调了光阀类型投影电视在今后的发展优势,并与相应的国际水平比较评价了我国YWDD型油膜光阀大屏幕电视的主要特点。
This article reviews the projection televisions that have reached the practical level in the world and are of further research value, and briefly introduce their technical features. Particular emphasis on the type of light valve projection television in the future development advantages, and with the corresponding international standards to evaluate the YWDD-type film light valve on the big screen TV’s main features.