Why Have My Chloe Sunglass Lenses Look All Crackled?

Why Have My Chloe Sunglass Lenses Look All Crackled? What causes crazing on lenses? Crazing can be caused by improper application of anti-reflective coating when eyeglasses are made in the lab. Crazing, or lens cloudiness that resembles crazing, also can be caused by: Cleaning your glasses with rubbing alcohol, window cleaner or another harsh household