Fovea Clarity Introduces A New Level Of Optical Performance Thanks To Unique Lenses Produced In Collaboration With Industry Leaders, Carl Zeiss.Clarity Lenses Have Been Developed With Specific And Highly Advanced Tints Designed To Enhance Vision By Increasing Contrast And Light.Unique Spektris Mirror Coatings Have Been Engineered To Complement Each Clarity Lens Base Tint And Are Applied For Three Distinct Weather Conditions:Sunny Partly Sunny And Overcast.The Fovea Frame Is Also Optimized For A Large Field Of View, The Result Is Unparalleled Vision And Performance Whatever The Weather.