Serengeti Sport Polar PhD feature aggressive frames with the latest in optics technology, Serengeti Polar PhD. Polar PhD technology is derived from NXT lens technology, combining polarization and photochromic lens technologies. Polar PhD Sport features a new polarization technology which is embedded in the back of the lenses, so you don't have to worry about the polarization wearing out over time. With Serengeti Sport Polar PhD Sunglasses, you can be sure to have years of incredible optical precision in a fashionable pair of sunglasses. Serengeti Polar PhD Sport provides 98% polarization efficiency while automatically lightening and darkening depending on the conditions.
Sport Polar PhD feature unparalleled contrast and incredible color enhancement through filtering out over saturated colors within the visible light spectrum. The final result is sharp and precise colors with impressive clarity. Serengeti Polar PhD lenses block distracting blue light, eliminating "blue blur" that leads to eye strain and fatigue.
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Serengeti Sports Polar PhD are designed to stand up to the most strenuous of activity, while providing 100% UV protection. With an anti-scratch hard coat, seven layer backside anti-reflective coating and oleo phobic coating technology for oil and water resistance, Serengeti Sports Polar PhD are ready for action.