Serengeti Eywear represents the absolute cutting edge of sunglasses technology. Some of the amazing features of Serengeti Sunglasses include photochromic lenses which automatically darken according to the level of light around you, spectral control, which filters colors from the visible light spectrum that cause blurring and eyestrain, and polarization, which reduces glare. Serengeti Prescription Sunglasses come with authentic lenses, meaning the prescription version of Serengeti Sunglasses is made with the exact same lens material and technology as standard Serengeti Sunglass lenses. In addition, Serengeti offers the Serengeti progressive sunglasses, which provide the benefits of bifocal sunglasses without the visible line in the lenses. For the best values on high tech sunglasses from Serengeti Eyewear, place you order at Eyewear Planet today.