How Good Are the Lenses in Your Sunglasses A Guide to Buying Quality Sport Sunglasses
When you purchase a pair of sport sunglasses, which sunglass lens characteristics are most important to you? There are several factors that affect the quality of sunglass lenses that you wear to protect your eyes. The most important of course is that your eyes are protected from UV (ultraviolet) light. Over time, UV rays will destroy your eyes and cause cataracts to develop.
Secondly, you want the correct darkness factor as well as the right color. If a sunglass lens is too dark, you’