Crafted from CR-39, our polarized lenses with an anti-reflective coating is the best combination for the maximum amount of clarity.
The entire width of the frame from side to side.
The measurements on the inside of the frame represent the lens width (51 mm), bridge width (19 mm), and temple length (145 mm). If you have a favorite pair of glasses, you can look at this measurement to figure out which of our pairs will fit you the best.