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Germanium Windows - Uncoated & Coated

UQG (Optics) Ltd.Request Info
 
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Germanium Windows Uncoated & CoatedUQG Optics IR infrared transmitting windows are made in selection of IR materials. These include semi conductor and crystal optical materials of which some are widely used for there (UV) ultraviolet properties.

Germanium has a high ref index resulting is a natural 50% Beamsplitters (uncoated). Useful transmission for lens systems and optical filters.

UQG Optics has an extensive range of stock sizes for a quick delivery.

CUSTOM RANGE
Diameters: 5mm to 300mm
Squares/Rectangles: 5mm to 140mm
Thickness: 0.50mm to 20mm
Surfaces: 80/50 to 40/20
Materials: Polycrystalline, Mirror & Floatzone
Coatings: Anti-reflection

STOCK SIZE RANGE
Diameters: 10mm – 75mm
Material: Germanium-Optical grade-Monocrystalline (N-Type, 5-40 ohm cm resistivity)
Diameter Tolerance: +0.00/-0.10mm
Thickness Tolerance: ± 0.10mm
Edges: Fine ground
Surface Quality: 60/40
Flatness: ≤ 5 fringes
Parallelism: ≤ 3 arc mins
Coating: AR/DLC 7-14 microns & AR/AR 7-14 microns


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UQG OpticsopticswindowsgermaniumIR transmittingIRinfraredmaterialslens systemsoptical filterscoateduncoated

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