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Windows: Germanium

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Windows - Germanium

The germanium windows listed below are designed to be used in precision optical systems. The optical transmission is high with little or no distortion of the transmitted beam. The circumference is ground and both edges are beveled. An anti-reflection coating can be applied to meet your specific application.

Custom germanium windows are available in any size and configuration. Anti-reflection coatings can be applied from 2-15 microns depending on your custom application.

  Product Number    Product Name  ThicknessSubstrate MaterialSurface QualityFlatnessOutside Diameter
R05210-00 Window: Germanium, 1 Lambda 2mm ±0.2mm
Germanium
80-50 Scratch & Dig
< 3 Fringe / Inch @ 632.8nm
25mm
R05220-00 Window: Germanium, 1 Lambda 2mm ±0.2mm
Germanium
80-50 Scratch & Dig
< 3 Fringe / Inch @ 632.8nm
50mm

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