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Germanium Infrared Meniscus Lens

Germanium Infrared Meniscus Lens

The Germanium Meniscus Lens combines a convex and a concave surface to alter the direction and focus of light beams. Designed for infrared wavelengths from 2.0μm to 16μm, it delivers high transmission, low reflection, and excellent thermal stability.

  • Material :

    Germanium
  • Design wavelength :

    10.6 μm
  • Transmission Range :

    2.0–16 μm
  • Focal Length Tolerance :

    ±1%
  • Dimension Tolerance :

    +0.0 / -0.1 mm
  • Thickness Tolerance :

    ±0.2 mm
  • Surface Quality :

    60-40
  • Centration :

    <3 arc min
  • Clear Aperture :

    >80%
  • Coating :

    Optional AR Coating (2–14 μm)
  • Product Details

 

Product Description

The Germanium Infrared Meniscus Lens provides exceptional infrared transmission and high durability, ideal for thermal imaging and harsh environmental applications. With its low absorption and high refractive index, this Ge lens ensures precise beam control for infrared optical systems.   

 

Performance Advantages

Wide infrared transmission range (2–16 μm)

High refractive index and surface hardness

Excellent thermal and environmental stability

Low reflection and absorption with AR coating

Suitable for both transmissive and reflective IR applications

 

 

Application Range

Thermal imaging and infrared cameras

LiDAR and optical sensing systems

Spectrometers and optical analyzers

CO₂ laser optics and beam shaping

Harsh-environment infrared detection systems

 

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