Shatterproof Selenite Polycarbonate Lenses that Meet the MIL-PRF-32432(GL) Ballistic Standards. ANSI Z87.1-2010 High Velocity and Mass Impact Standards, and EN 166 FT at High Speed at Temperature Extremes Standards, and US Federal OSHA 1910.133(b)(1)(i) Standards. 100 Percent UVA/UVB Protection with Distortion-Free Clarity. T-Shell lens coating resists scratching in extreme environments. Yellow lenses filter blue light which may cause glare. The best light enhancing lens tint. This polycarbonate lens is shatterproof and the surface is protected by scratch-resistant layers. Blocks 100% of the sun’s harmful UVA and UVB rays.