1.67 Spheric Lens |
| Material : 1.67 Index Resin (Ne=1.665,
Abbe value=32, Specific gravity=1.35) |
| CONVEX SURFACE |
CONCAVE
SURFACE |
C.T
(mm) |
E.T
(mm) |
sDia
(mm) |
Nominal
Curve |
True
Curve |
Sag
(sagitta:40mm) |
Sag
(sagitta:50mm) |
Radius
|
Radius |
| 1.665 |
1.530 |
| 0.50 |
0.60 |
0.48 |
0.18 |
0.28 |
1,108.33 |
91.50 |
7.9 |
14.6 |
70 |
| 1.00 |
1.21 |
0.97 |
0.36 |
0.57 |
549.00 |
6.5 |
12.8 |
| 2.00 |
2.48 |
1.98 |
0.74 |
1.16 |
268.00 |
6.5 |
11.8 |
| 3.00 |
3.52 |
2.81 |
1.05 |
1.65 |
188.80 |
6.5 |
10.2 |
| 4.00 |
4.68 |
3.73 |
1.40 |
2.19 |
142.00 |
7.1 |
10.1 |
| 5.00 |
5.87 |
4.68 |
1.76 |
2.76 |
113.28 |
7.5 |
9.1 |
| 6.00 |
6.93 |
5.53 |
2.08 |
3.26 |
95.90 |
8.7 |
9.0 |
| 7.00 |
8.17 |
6.51 |
2.45 |
3.86 |
81.37 |
111.70 |
8.9 |
6.3 |
| 8.00 |
9.17 |
7.31 |
2.75 |
4.35 |
72.50 |
10.1 |
6.2 |
| 9.00 |
11.83 |
9.43 |
3.58 |
5.70 |
56.20 |
90.50 |
12.9 |
6.3 |
| 10.00 |
12.75 |
10.16 |
3.87 |
6.18 |
52.14 |
14.5 |
6.7 |
| 11.00 |
13.97 |
11.13 |
4.26 |
6.84 |
47.60 |
16.8 |
6.8 |
65 |
Center Thickness : 
0.5mm