Silicon lenses: plano-convex, meniscus, hemispherical Silicon lenses
Alkor Technologies - manufacturer of Silicon lenses for Thermal Imaging, Pyrometry and Thz applications.
- Low Dispersion and Density
- Transmission from 1.2 to 7µm and 8-12µm
- High resistivity hyper- and hemispherical lens available for THz applications
- Available with AR or DLC coating for 3-5µm, thin Floatzone Si lenses can be used in 8-12µm range
- Custom Silicon lenses - Available in a wide variety of diameters and focal lengths
Silicon plano-convex lens |
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| Cat# | Dia, in | Dia, mm | EFL, mm | CT, mm | R, mm | ET, mm |
| Si-px-12.7-12.7 | 0.5 | 12.7 | 12.7 | 2.7 | 30.73 | 2.0 |
| Si-px-12.7-25 | 0.5 | 12.7 | 25.4 | 2.3 | 61.66 | 2.0 |
| Si-px-12.7-50 | 0.5 | 12.7 | 50.8 | 2.1 | 123.59 | 2.0 |
| Si-px-25.4-25.4 | 1.0 | 25.4 | 25.4 | 3.4 | 61.66 | 2.0 |
| Si-px-25.4-50 | 1.0 | 25.4 | 50.8 | 2.6 | 123.59 | 2.0 |
| Si-px-25.4-63 | 1.0 | 25.4 | 63.5 | 2.5 | 154.17 | 2.0 |
| Si-px-25.4-76 | 1.0 | 25.4 | 75.0 | 2.4 | 184.50 | 2.0 |
| Si-px-25.4-100 | 1.0 | 25.4 | 100 | 2.3 | 242.42 | 2.0 |
| Si-px-25.4-150 | 1.0 | 25.4 | 150 | 2.2 | 363.54 | 2.0 |
| Si-px-25.4-200 | 1.0 | 25.4 | 200 | 2.2 | 483.10 | 2.0 |
| Si-px-25.4-254 | 1.0 | 25.4 | 254 | 2.1 | 608.10 | 2.0 |
| Si-px-25.4-500 | 1.0 | 25.4 | 500 | 2.0 | 1213.9 | 2.0 |
| Si-px-38.1-38.1 | 1.5 | 38.1 | 38.1 | 4.0 | 92.2 | 2.0 |
| Si-px-38.1-50 | 1.5 | 38.1 | 50.8 | 3.5 | 123.59 | 2.0 |
| Si-px-38.1-63 | 1.5 | 38.1 | 63.5 | 3.2 | 154.17 | 2.0 |
| Si-px-38.1-76 | 1.5 | 38.1 | 75.0 | 3.0 | 184.50 | 2.0 |
| Si-px-38.1-100 | 1.5 | 38.1 | 100 | 2.8 | 242.42 | 2.0 |
| Si-px-38.1-150 | 1.5 | 38.1 | 150 | 2.5 | 363.54 | 2.0 |
| Si-px-38.1-200 | 1.5 | 38.1 | 200 | 2.4 | 483.10 | 2.0 |
| Si-px-38.1-254 | 1.5 | 38.1 | 254 | 2.3 | 608.10 | 2.0 |
| Si-px-38.1-500 | 1.5 | 38.1 | 500 | 2.2 | 1213.9 | 2.0 |
| Si-px-50.8-50.8 | 2.0 | 50.8 | 50.8 | 5.2 | 123.59 | 2.5 |
| Si-px-50.8-76 | 2.0 | 50.8 | 76.2 | 4.3 | 184.50 | 2.5 |
| Si-px-50.8-100 | 2.0 | 50.8 | 100 | 3.8 | 242.42 | 2.5 |
| Si-px-50.8-150 | 2.0 | 50.8 | 150 | 3.4 | 363.54 | 2.5 |
| Si-px-50.8-200 | 2.0 | 50.8 | 200 | 3.2 | 483.10 | 2.5 |
| Si-px-50.8-254 | 2.0 | 50.8 | 254 | 3.0 | 608.10 | 2.5 |
| Si-px-50.8-500 | 2.0 | 50.8 | 500 | 2.8 | 1213.90 | 2.5 |
| Si-px-76.2-76.2 | 3.0 | 76.2 | 76.2 | 6.5 | 184.5 | 3.0 |
| Si-px-76.2-150 | 3.0 | 76.2 | 150 | 5.0 | 363.54 | 3.0 |
| Si-px-76.2-200 | 3.0 | 76.2 | 200 | 4.5 | 483.10 | 3.0 |
| Si-px-76.2-254 | 3.0 | 76.2 | 254 | 4.2 | 608.10 | 3.0 |
| Si-px-76.2-500 | 3.0 | 76.2 | 500 | 3.6 | 1213.90 | 3.0 |
| Any other custom shape, size and focal length are available upon request. | ||||||
Custom Silicon lenses, IR LED lenses with DLC coating are available in any size and configuration. We also offer HRFZ-Si lenses of different types: hyper-/hypo-/hemispherical for Thz applications.
Our Silicon Plano-convex (PCX) lenses ideal for Near-Infrared imaging and infrared spectroscopy. Silicon lenses also useful in a variety of applications involving emitters, detectors, lasers, and fiber optics.
Please do not hesitate to contact us for pricing for any custom size and coatings requirements.
| Standard Specifications | High Precision | |
| Material | Silicon - Czokralski or Float-zone | |
| Dimensions | ± 0.00/-0.10mm | +0.00/-0.03 |
| Thickness | ± 0.10mm | ±0.05 |
| Focal length tolerance: | +/-1% at 10.6µm | +/-1% at 10.6µm |
| Surfaces | 60/40 | 40/20 |
| Edges | Fine Ground | |
| Surface irregularity | ≤5 Fringes | 0.2-0.5 Fringes |
| Centration | 3 Arc mins | 1 arc min |
See Also: Silicon optics; Silicon meniscus lenses; ZnSe optics