We can supply you the lens as following:
1. GLASS LENS (index 1.523, 1.70, uncoated & A/R, size 65/70 mm)
2. CR-39 LENS (index 1.499, 1.56, 1.61, 1.67 uncoated, H/C, H/M/C, size: 65/70/72 mm)
3. BIFOCAL LENS (glasses & CR-39. round-top bifocal, flat-top bifocal, blended bifocal and curve bifocal lens)
4. PROGRESSIVE LENS
5. POLYCARBONATE LENS
6. PHOTOCHROMIC LENS
7. LENTICULAR LENS
The quality is of Grade A. Both finished and semi finished are available.