Wavelength Range of 1.2 - 7μm
Low Density and Dispersion
Focal Lengths of 25 - 250mm Available
Additional Infrared Lenses Available in Popular Substrates
Our TECHSPEC® Silicon Plano-Convex (PCX) Lenses feature precision polished surfaces, making them ideal for a variety of infrared applications, including Near-Infrared (NIR) imaging, and infrared spectroscopy. Available in a variety of focal lengths from f/1 thru f/10, the lenses are offered uncoated or broadband anti-reflection coated. For custom infrared coating requirements, please contact our Sales Department.
Ideal for Infrared Applications Requiring Rugged Optics
Silicon (Si)lenses are available off-the-shelf with two anti-reflection coating options: 3 - 12μm for mid-infrared or broadband multi-spectral applications, or 8 - 12μm for thermal imaging applications.
Product Name | Uncoated/ AR Coated Si Window |
Material | Silicon (Si) |
Surface Quality | 40-20 or better |
Surface Accuracy | λ/4 or better |
Diameter Tolerance | +0.0/-0.1mm or better or better |
Thickness Toleranc | ±0.1mm or better |
Focal Length Tolerance | ±1% or better |
Centration | <3' or better |
Clear Aperture | >90% or better |
Bevelling | <0.2×45° |
Coating | AR Coatings Designed for 3-12μm or 8-12μm |
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