Here's a rundown of the many kinds of photochromic lenses now available for eyeglasses. Also: cosmetic lens tints and what they can do for your eyes and your looks.
In the past, plastic eyeglasses were a better choice for children because they were considered more durable, less likely to be bent or broken, lighter in weight and less expensive.
Today, most eyeglasses are made of high-tech plastics. These new lenses are lighter, do not break as easily as glass lenses, and can be treated with a filter to shield your eyes from damaging ...