| Lenses with a 1.60 index are slightly more expensive than 1.56 index lenses. They possess 100% UV protection and are 30% thinner than CR-39 lenses. They are available with aspheric technology and have a hard coat to resist scratching. Also available is an anti-reflection coat to enhance night driving. They are not suitable for tinting however are capable of a rimless mount. These lenses are small and display an attractive cosmetic appearance with little magnification. |