| PolySA
™
Polycarbonate
(High Index 1.586) Lens Blank Diameter: 70mm |
| Nominal Curve | True Curve | Radius mm | Actual SAG at 50mm | Nominal Concave | Center Thickness | Edge Thickness |
| 0.50 | 0.47 | 1127.660 | 0.28 | 5.40 | 17.00 | 10.30 |
| 2.00 | 1.99 | 266.332 | 1.18 | 5.20 | 15.00 | 10.20 |
| 4.25 | 4.25 | 124.706 | 2.53 | 5.70 | 10.20 | 12.40 |
| 6.00 | 5.98 | 88.629 | 3.60 | 5.40 | 8.60 | 8.40 |
| 8.50 | 8.47 | 62.574 | 5.21 | 7.70 | 9.10 | 8.40 |
| 10.00 | 9.97 | 53.159 | 6.25 | 7.50 | 10.00 | 6.50 |