Mac looked in the mirror with horror at his eyes. Startled, his wife, Ula, asked, “What’s wrong?” “I don’t look young anymore,” gasped Mac. “You can thank UV light for that,” huffed Ula. Mac countered, “You mean it wasn’t from the kids?”
Though ultraviolet light can give you a nice tan and vitamin D for good health, too much can be harmful. This light can enter the eye, not only from failing to wear eye sun protection, but recent studies also show that it can be reflected off the back lens surface and cause similar damage.
These high energy wavelengths help form free...