EYEWEAR St. Louis | Crown Vision CenterCrown Vision Center

Eyewear	Mid Index
Frames BCBG Maxazria Candie's Catherine Deneuve Cole Haan Ellen Tracy Gant Guess Harley Davidson Lacoste Rampage Lenses Plastic CR-39 Polycarbonate Trivex Mid Index High Index AR Coatings Hardcoat Mirror Photochromic Tinted UV Transitions™ Promotions Schedule an Eye Exam	Mid index lenses are thinner than regular glass or plastic lenses, but they are not as thin as the newer high index materials. Advantages Thinner than plastic or glass UV protection available in most materials Disadvantages Not as thin as newer high-index designs Limited availability in lens styles Not suited for drilled rimless frames

Eyewear