XY projection screen is a world famous brand. The company operating a private cinema screens, a large cinema screen, large-scale project screen, electric projector lift racks and other world-quality products. Since its founding electric projection screen how much money we are always on the screen material, optical and acoustic characteristics, and other aspects of constantly get to the bottom, have launched a number of leading technology for Transcend unique; each product Jiangxinduju Advanced Design meticulous precision construction electric projection screen online purchase, as well as an incredible quality management. The company's main product projection screen, projector screen is mainly used in home theater, office culture, education and other places, customers are welcome to come to counseling. How to decide if you want a 16: 9 screen or? 4: 3 screen it, many people are troubled by the problem of electric projection screen to consult the price, some people say the 16: 9 projectors to buy a 16: 9 screen, 4: 3 The buy 4: 3 screen, to machine with curtain corresponds to buy electric projection screen, which sounds the best, high utilization, but I think what percentage of the screen actually buy is not directly dependent on the projector, but look at the most commonly played their usual signal format. That means you do mainly with the projector? If you look at most with DVD, now DVD90% are 16: 9 screen (although the 2.35: 1 lot, but 16 also includes subtitles: 9 display area to complete) in 2013, XY SCREEN projection screen in China Screen set up manufacturing plant - Guangzhou-Yun audio-visual equipment, base set up in Guangzhou City, Guangdong Province, production of product categories are screen frame, curved screen frame, electric screen, folding screen, simple curtain, electric and major projects projector hanger; curtain material including acoustically transparent screen, 3D acoustically transparent screen, metal screen, high-definition screen soft, high-definition screen, such as fiberglass. On the projection screen, we often involved, are based on the brightness of the light reflection caused projection screen out of a series of questions, such as gain and viewing angle, which is the previously mentioned involved. In fact, one projection screen color expression is good or not important reference standard, the following starting to sophisticated projection screen features in this respect from the perspective of colorimetry. Colorimetry mainly optics, visual physiology, visual mental, psychological physics-based, scientific study of human color vision laws, color theory and measurement techniques. Electric projection screen to consult the price, Qingyuan electric projection screen, audio-visual equipment is provided by the cloud hung Guangzhou-Yun audio-visual equipment. Guangzhou-Yun audio-visual equipment, Ltd. (www.xy-screen.com) strong, credible, in Guangzhou movie projection equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead male cloud audio-visual equipment and you hand into the brilliant, for a better future!