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. 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. In the case of some of the projected light angle projection screen, projection constant flux, projection screen brightness one direction than the brightness of the ideal state, called brightness factor in that direction frame projection screen, the maximum of which is called the projection curtain gain. Gain is used to measure the relative values ??of the luminance of the front screen and the optical properties of different screen material. 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. 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. Pull the curtain to pull the curtain mobility is very high, for you can not install the curtain or friends often go out to do presentations. Frame screen frame screen is curved projection screen favorite super enthusiast, does not appear like the other three installation types in use for some time, it would be more prone to wrinkles straight enough cases to provide a flat screen as a mirror. 250-inch projection screen, projection screen Heyuan, male cloud audiovisual equipment provided by 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!