1.56 Spheric Lens |
| Material : 1.56 Index Resin (Ne=1.549, Abbe value=38, Specific gravity=1.28) |
| CONVEX SURFACE |
CONCAVE
SURFACE |
C.T
(mm) |
E.T
(mm) |
Dia
(mm) |
Nominal
Curve |
True
Curve |
Sag
(sagitta : 40mm) |
Sag
(sagitta : 50mm) |
Radius |
Radius |
| 1.549 |
1.530 |
| 0.50 |
0.49 |
0.47 |
0.18 |
0.28 |
1,117.47 |
90.50 |
8.8 |
15.4 |
70 |
| 1.00 |
1.10 |
1.06 |
0.40 |
0.63 |
498.70 |
8.8 |
14.8 |
| 2.00 |
2.06 |
1.99 |
0.75 |
1.17 |
265.99 |
8.9 |
13.7 |
| 3.00 |
3.01 |
2.90 |
1.09 |
1.71 |
182.53 |
8.9 |
12.7 |
| 4.00 |
4.03 |
3.89 |
1.46 |
2.29 |
136.22 |
8.9 |
11.7 |
| 5.00 |
5.03 |
4.86 |
1.82 |
2.86 |
109.08 |
9.0 |
10.5 |
| 6.00 |
6.07 |
5.86 |
2.20 |
3.46 |
90.51 |
9.9 |
10.3 |
| 7.00 |
6.94 |
6.70 |
2.52 |
3.97 |
79.13 |
11.0 |
10.2 |
| 8.00 |
8.13 |
7.85 |
2.96 |
4.68 |
67.55 |
12.7 |
10.5 |
| 9.00 |
9.83 |
9.49 |
3.60 |
5.73 |
55.86 |
13.8 |
8.9 |
| 10.00 |
10.59 |
10.22 |
3.89 |
6.22 |
51.86 |
14.0 |
7.8 |
| 12.00 |
12.51 |
12.08 |
4.64 |
7.51 |
43.89 |
90.22 |
15.0 |
8.1 |
65 |
Center Thickness:
0.5mm