- High Index of Refraction
- Minimal Chromatic Abberation Due to Low Dispersion
- Perfect for Rugged IR Application
- Custom Meniscus Germanium lenses
- Available with AR or DLC coating
- Check also our plano-convex Germanium lenses
Germanium Meniscus Lenses are designed for for demanding infrared applications including infrared imaging or surveillance, remote sensing, or infrared spectroscopy. germanium Meniscus Lenses offer superior spherical correction and smaller spot size than comparable focal length Germanium planoconvex lens.
Contact our sales team for your Germanium lens price!
| Germanium positive meniscus, BBAR 8-14 or 2-13microns |
| Cat# |
Dia,in |
Dia,mm |
FOC,mm |
| Ge-pm-12.7-25 |
0.5 |
12.7 |
25.4 |
| Ge-pm-12.7-50 |
0.5 |
12.7 |
50.8 |
| Ge-pm-25-25 |
0.984 |
25.0 |
25.0 |
| Ge-pm-25-30 |
0.984 |
25.0 |
30.0 |
| Ge-pm-35 |
0.984 |
25.0 |
35.0 |
| Ge-pm-25.4-50 |
1.0 |
25.4 |
50.8 |
| Ge-pm-25.4-63 |
1.0 |
25.4 |
63.5 |
| Ge-pm-25.4-76 |
1.0 |
25.4 |
75.0 |
| Ge-pm-25.4-100 |
1.0 |
25.4 |
100 |
| Ge-pm-25.4-127 |
1.0 |
25.4 |
127 |
| Ge-pm-38.1-50 |
1.5 |
38.1 |
50.8 |
| Ge-pm-38.1-63 |
1.5 |
38.1 |
63.5 |
| Ge-pm-38.1-76 |
1.5 |
38.1 |
75.0 |
| Ge-pm-38.1-100 |
1.5 |
38.1 |
100 |
| Ge-pm-38.1-127 |
1.5 |
38.1 |
127 |
| Ge-pm-38.1-150 |
1.5 |
38.1 |
150 |
| Ge-pm-38.1-200 |
1.5 |
38.1 |
200 |
| Ge-pm-50-50 |
1.967 |
50.0 |
50.0 |
| Ge-pm-50.8-76 |
2.0 |
50.8 |
75 |
| Ge-pm-50.8-100 |
2.0 |
50.8 |
100 |
| Ge-pm-50.8-127 |
2.0 |
50.8 |
127 |
| Ge-pm-50.8-150 |
2.0 |
50.8 |
150 |
| Ge-pm-50.8-200 |
2.0 |
50.8 |
200 |
|
Any other custom shape, size and focal length are available upon request.
We do not have online purchasing at present so please contact us by email and order by stock code or if you do not see what you need, contact us and ask. You are assured of a friendly and direct response.
|
Custom Germanium meniscus lenses for Thermal Imaging Cameras are available in any size and configuration. Anti-reflection coatings can be applied for 2-14 microns (BBAR or single layer AR) and 8-14 microns (BBAR) depending on your custom application.
| Standard Specifications |
| Material |
Germanium optical monocrystal |
| Dimensions |
± 0.00/-0.10mm |
| Thickness |
± 0.2mm |
| Focal length tolerance: |
+/-1% at 10.6microns |
| Surfaces |
60/40 |
| Edges |
Fine Ground |
| Surface irregularity |
≤3 Fringes |
| Centration |
3 Arc mins |
Please do not hesitate to contact us for pricing for any custom size and coatings requirements. Special prices on large diameter Ge optics!
See Also: Silicon optics; ZnSe optics
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