The Vermillion Revo distortion-free lens coating comprises of extremely thin layers of titanium and silicon oxides which are applied and calibrated with great precision. The coating eliminates up to 97% of infrared rays the chief component of glare. It also processes rays in the blue spectrum to enhance colour and focusing. You will find that general vision is sharper, brighter with increased contrast between colours. The lens also filters out dangerous ultraviolet radiation from the sun giving 100% protection from harmful UVA & UVB.