... in Danyang, Jiangsu, China. We are manufacturing and exporting optical lens to many countries of Western Europe, North America, Mid-East ... CE and FDA certificates. We can supply you: 1. GLASS LENS (index 1.523, 1.70, 1.80, 1.90 ... mm) 3. BIFOCAL LENS 4. PROGRESSIVE LENS 5. POLYCARBONATE LENS 6. PHOTOCHROMIC LENS 7. LENTICULAR LENS 8. SOME SUN LENS & POLARIZED LENS 9. CONTACT LENS The quality is of ...