Its made by special chemical processing, its feature is no reflective surface. The surface of product is good for antisepsis and preventing scratch. The screen can be transparence anti giddy lightíóprevent reflective screen by combining video frequency imaging. At present the products have: medium and high transmissivity, medium transmissivity 58%, high transmissivity 85%. Processing Specification: Max: 1500 mm 1800mm Min: 50 mm 50 mm Thickness: 2mm--5 mm