Perspex cast acrylic clear sheets perspex 1000x500x3mm000 this clear cast acrylic sheet from perspexreg transmits 92 of all visible light thats better even than glass add to this excellent resistance to outdoor weathering high tensile strength and rigidity light weight and resistance to impact and it is easy to see why perspexreg clear sheets are ideal for applications requiring critical visual performance and durability perspex cast acrylic sheet 1000 x 500 x 3mm clear