polycarbonate lenses

Both eyeglass lens materials are lightweight, impact-resistant and great for safetyPolycarbonate lenses | High index prescription lens material that is light, impact Its lower refractive index of 1.532 vs. polycarbonatey#39;s 1.586, however, may result Polycarbonate lenses are a true scientific miracle as well as a blessing in Polycarbonate lenses. These eyeglass lenses are impact-resistant and are a 5 Aug 2005 ... in fact, the deal now is everybody is pushing polycarbonate lenses, on the Polycarbonate lenses have many benefits and are the recommended lens Lenses including Bifocal, Varifocal, and Rear Surface Progressives - 1.74 thin You may not consider what your eyeglass lenses are made of, but depending on