Pilla believe their Hi Def Spex provide a clear visual advantage in sporting activities enjoyed by true outdoor sportsman. Whether it be Fishing, Clay Shooting, Hunting or just general everyday eyewear, Pilla glasses deliver maximum protection without compromise for the harshest conditions. Pilla utilize Ballistx Diamond Vision lenses, made of a bullet-proof lens material, a proprietary lens technology to enhance vision with high resolution imaging in very specific ranges of the visual spectrum to allow shooters to acquire trajectory, speed and distance of targets with critical accuracy. “Perfect vision” is accomplished through both frame design and lens performance.