|
Signet Uncoated Standard Resin
(Standard Index 1.498) Lens Blank Diameter: 70mm |
| Nominal Curve | True Curve | Radius mm | Actual SAG at 50mm | Nominal Concave | Center Thickness | Edge Thickness |
0.50 |
0.42 |
|
|
6.75 |
9.4 |
17.0 |
2.00 |
2.03 |
|
|
6.75 |
8.8 |
14.5 |
4.25 |
4.27 |
|
|
6.75 |
8.0 |
11.0 |
5.25 |
5.17 |
|
|
6.75 |
9.1 |
11.0 |
6.25 |
6.17 |
|
|
6.75 |
10.3 |
11.0 |
7.25 |
7.17 |
|
|
6.75 |
7.0 |
7.0 |
8.25 |
8.17 |
|
|
6.75 |
10.3 |
7.5 |
9.25 |
9.17 |
|
|
6.75 |
10.0 |
6.8 |
10.25 |
10.25 |
|
|
6.75 |
13.7 |
7.5 |