Product Features: Adopted 6.5 mm edge frame. The Narrow edge frame material and simple design, make the screen looks upscale-luxury. Ultra large viewing angle which insure that from any angle to watch the image without any optical shadows. With strong ability of ambient light rejection, comparing with the common diffuse reflection white screens, it increase the contrast 100%. Taking advantage of diffuse reflection, special handling to the screen surface which make the screen smooth, bright and clean. In the bright and large space room, the screen can keep vivid color and image.