... lens 1.eyeglass AC demo lens 2.Diameter 60mm Thickness 2.2mm B.C.450 3.high quality, safe package, low ... price Old Store New Price!eyeglass Acrylic lens ( 6.0 2.2) ... also make 55mm, 65mm, 70mm, too)3. Thickness: 2.2mm (we also make 1.2mm, 1.0mm, 2.0mm, too)4. Base ... lens2) 2.0mm lens clear acrylic lens 'Diameter 60mm Thickness 2.2mm' used for spectacle frames