Lenses See the MASQ Difference Our premium lenses are available with the following standard options and materials. Options Ez-CleanReduces fingerprints, oils, and water. Super-ARMulti-layered anti-reflective coating significantly reduces glaring for clearer vision. Nano-OrganicThis layer protects against UV light, scratches, and cracks. Toughest-ImpactAdditional primer coating to increase impact resistance. Materials PolycarbonateLens of choice for safety glasses. 10x more impact resistant than regular plastic. 1.60 Mid-IndexSuperior optical clarity. 1.67 Hi-Index30-40% thinner and lighter than regular plastic.