glass 70mm frosted lens optics anti-dazzling for led

Size:Outside Diameter 70mm*H30mm Material: Optical glass,Pyrex 3.3 Techniques : by Molding, Grinding, Polishing Quality : High surface quality Inner Diameter: 67mm Edge width: 3.8mm Tolerance:+/-0.2mm Light transmittance:90% Features: High brightness, Uniform Light, No dark shadows Applied Arrange Optical Glass Lens right for many kinds of lighting source, widely used in LED spot lamp, Led Bay Light, ,Factory Light, Flood light, Explosion -proof lamp, Street lamps, Car Light, Flashlight and so on.