But Consumer Reports' expert steps will help. The two best-selling eyeglass lenses are the most basic ones: CR-39 and the polycarbonate, both plastic. (Few people now use glass, which is heavy and ...

The types of lenses you choose can make a big difference in the quality of your eyeglasses. Depending on what your eye doctor advises, some people can get along just fine with basic plastic CR-39 ...

But Consumer Reports’ expert steps will help. The two best-selling lenses are the most basic ones: the CR-39 and the polycarbonate, both plastic. (Few people now use glass, which is heavy and ...

The brand’s sunglasses feature titanium, Japanese acetate and Carl Zeiss Vision CR-39 lenses (with anti-scratch and anti-reflective coatings). They have hand-beveled edges, adjustable nose-pads and ...