... in optical lens: CR39 lens, 1.499index single vision lens, 1.56index, 1.61index, 1.67index, 1.74index single vision lens, bi-focal lens, and multi focal progressive lens, photochromic lens, polarized lens, tint colorful lens. We export ... : 53-17-135 mm Lens widths: 53 mmbrige:17 mmtemple: 135 mmLens heights:28 mm Different colors and vision angles: HS CODE9003190090StrandardFDA ...