Germanium Optical Elements from MHE
#1. Hyper-hemispherical lenses
| Material: | monocrystalline optical grade Ge |
| Diameter Tolerance: | ± 0.01mm |
| Thickness Tolerance: | ± 2% of thickness but not more than ± 0.1mm |
| Surface Quality: | 80/50 scr/dig |
| Surface Accuracy: | ± 0.01mm deviation from ideal sphere and plane |
No. |
Diameter (mm) |
Thickness (mm) |
Delivery (weeks) |
1 |
1.0 |
0.5 - 1.0 |
------- |
2 |
1.5 |
0.75 - 1.5 |
------- |
3 |
2.0 |
1.0 - 2.0 |
5 - 7 |
4 |
2.5 |
1.25 - 2.5 |
5 - 7 |
5 |
3.0 |
1.5 - 3.0 |
5 - 7 |
6 |
3.5 |
1.75 - 3.5 |
5 - 7 |
7 |
4.0 |
4.0 - 4.0 |
5 - 7 |
8 |
4.5 |
2.25 - 4.5 |
5 - 7 |
9 |
5.0 |
2.5 - 5.0 |
5 - 7 |
10 |
6.0 |
3.0 - 6.0 |
5 - 7 |
11 |
7.0 |
3.5 - 7.0 |
5 - 7 |
12 |
8.0 |
4.0 - 8.0 |
5 - 7 |
13 |
9.0 |
4.5 - 9.0 |
5 - 7 |
14 |
10.0 |
5.0 - 10.0 |
5 - 7 |
15 |
12.0 |
6.0 - 12.0 |
5 - 7 |
16 |
15.0 |
7.5 - 15.0 |
5 - 7 |
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