UVEX by Honeywell A950CSA Reader/Magnifier Series Black Frame, 1.5 Diopter Clear Lens with Anti-Scratch Hardcoat Sporty, extended wrap-around design delivers style and excellent side coverage, Airborne Particulates; Black Frame, Anti-scratch Coating Soft, padded temple tips and non-slip nose bridge provide a secure, comfortable fit; Clear Lens Available with Clear or TSR Gray lenses in +1.5 diopter strengths ANSI - Meets the ANSI Z87.1-2010 standard; Polycarbonate CSA - Provides extended coverage, but CSA does not currently certify reading/magnifiers; Lens Thickness: 2.05mm (0.081 inch)