Detection LensDescription Spare clear lenses manufactured by Wiley X as a replacement part for the WX 1 Detection shooting glasses in case the original ones were lost, misplaced, or damaged. The lens is extruded, cut, and heat formed from high quality polycarbonate and grants 100% UVA and UVB protection. Transparent lenses are best used in low and mid light environments, hazy or overcast conditions, outdoors, and indoors during the daytime and nighttime.