... 3.Shape:Plano,Convex,Concave 4.Moulded,Polished lens 5.Resistant to high temperature LED Lens for Light cover1) Materila for Led lens: Optical glass like ... ) Series of Led lens:Including Fresnel lens,Plano lens, Bi convex lens, Bi concave lens,Cylindrical lens, Ball lens, Spherical lens, Aspheric lens, Meniscus lens,Glass lens5) Application of LED LENS: Lighting system6) Working ...