2013 4K projection screen, XY SCREEN projection screen set up production plants in mainland China screen - Guangzhou-Yun audio-visual equipment, base set up in Guangzhou City, Guangdong Province, put into product categories are screen frame, curved screen frame, Household electric screen HD projection screen, folding screen, easy screen, large-scale projects of electric and projector hanger; curtain material comprises acoustically transparent screen, 3D acoustically transparent screen, metal screen, high-definition soft screen, high-definition glass screen and so on. The company's main product projection screen, projector screen is mainly used in home theater, office culture, education, etc., welcome customers to consult. Instructions higher bracket curtain curtain height of the bracket, if the first hung curtain rail, good location housing the lower pole rises on pole position again, then a small effort to the point of people tired sweating. However, if before the pole on the rise, the first to rise to the top of the shell positioning hole at the pole 4K projection screen custom, then up again on the pole would be much more effort, because the height is reduced number of turns of the spring turn reduced. After positioning the pole, and then he moved down the casing, exposing the dark side and positioning. Operation would be easy. 2013, XY SCREEN projection screen set up production plants in mainland China screen - Guangzhou-Yun audio-visual equipment, base set up in Guangzhou City, Guangdong Province, put into product categories are screen frame, curved frame screen, electric screen, Folding screen, easy screen, large-scale projects of electric and projector hanger; curtain material comprises acoustically transparent screen, 3D acoustically transparent screen, metal screen, high-definition soft screen, high-definition glass screen and so on. The company's main product projection screen, projector screen is mainly used in home theater, office culture, education, etc., welcome customers to consult. Perspective we know that reflection projection screen in all directions are different, farther away from the center of the screen, the lower the brightness; when the viewing angle luminance was reduced to 50%, we define it as perspective. Viewed in the perspective of the image, display the image brightness must be satisfactory; in addition to viewing angle projection, the projection brightness will be very low. In general, the greater the gain screen viewing angle is smaller; the smaller the gain, the perspective will be greater, the latter characteristic white plastic screen. Therefore, higher number of occasions in the show, we can use a small gain of white plastic screen, so you can play a wider viewing angle effect. 4K projection screen projection screen customization _4K _ male cloud audio-visual equipment (certified merchants) are provided by Guangzhou-Yun audio-visual equipment. Guangzhou-Yun audio-visual equipment (www.xy-screen.com) in film projection equipment in the fields devoted boundless enthusiasm and passion, male cloud audio-visual equipment has been customer-centric, to create value for customers ideas, quality, service to win the market, and sincerely hope to cooperate with the community to create success, to create brilliant. Related businesses welcome inquiries, contact: Mr. Xie.