Smith Optics the latest models in its Pivlock V2 series, which include the Impossibly Black lens and clear NXT photochromic lens, which automatically adapt to varying light conditions. The two NXT lens are even available in a mirror blue lens with white frame for those who don’t like the spy look. The glasses maker is also introducing the latest glasses in its Approach line, which are feature the plant-based Evolve frame material, and are sourced from non-GMO castor plants. The impossible is not possible.