Germanium (Ge) Optical windows are available off-the-shelf with three anti-reflection coating options: 3 – 5μm for mid-infrared applications, 3 – 12μm for broadband multispectral applications, or 8 – 12μm for thermal imaging applications.
We could custom made size according to your requirements.
Specifications:
Material : Germanium (Ge)
Diameter : 1mm ~ 300mm
Diameter Tolerance :+0.0/-0.1mm
Thickness Tolerance :+/-0.1mm
Surface Quality :40/20， 60/40
Clear Aperture :>90%
Bevel : Protective bevel as needed
Coating :AR Coating for UV, Visible, and NIR.
As an infrared optical material, germanium has the advantages of high infrared refractive index, wide infrared transmission band, small absorption coefficient, low dispersion, easy processing, flashing and corrosion, etc. It is especially suitable for thermal imaging cameras and infrared in military and major civil applications. Materials for windows, lenses, prisms and filters of radar and other infrared optical devices.
Realpoo Optics is a professional manufacturer of optical glass lenses, such as achromatic lens, Cylindrical Lens, Fresnel Lens, Diffraction Grating etc. The optics can be offered with coating or without coating. Welcome to send your inquiry.
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