| Nominal Curve | True Curve | Radius mm |
SAG at 50mm |
Nominal Concave | Edge Thickness | Center Thickness |
| 0.50 | 0.54 | 3.00 | 13.7 | 10.8 | ||
| 1.50 | 1.44 | 3.00 | 11.9 | 10.3 | ||
| 3.50 | 3.58 | 6.00 | 10.1 | 8.1 | ||
| 4.50 | 4.51 | 6.00 | 15.4 | 13.2 | ||
| 5.50 | 5.53 | 6.00 | 10.3 | 9.1 | ||
| 6.50 | 6.50 | 6.00 | 8.3 | 8.6 | ||
| 7.50 | 7.51 | 6.00 | 8.4 | 10.0 | ||
| 8.50 | 8.58 | 6.00 | 6.5 | 9.8 | ||
| 9.75 | 9.65 | 6.00 | 6.3 | 11.3 |