Dimension（L*W*T） Length width Thickness 1200mm 1200mm 1.5mm Pattern Concave hexagon,cone bottom Note: according to customer demand for different mold, build the required size Temperature range: A.storage temperature：25℃±10。 B.Long term use environment temperature：0~80℃ C.relative air humidity：45%~75%。 In conjunction with diffusion film and light guide plate,Prism Cone diffuser positioned in outer layer with the texture facing away from the led or lamp;diffusion film located in the middle layer with the microstructure facing away from the led or lamp also; the light guide plate placed on the bottom layer with the texture side placed contrary to prisma cone and diffusion film.