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Product Announcement

Germanium Windows with Infrared Antireflection and Diamond-like Carbon (DLC) Coating

09 Jan 2023

Creator Optics manufactures quality infrared germanium windows and coatings in-house. All of these germanium optical windows have the following features:

  • Infrared grade germanium single crystal
  • Precise external dimensions
  • Deeply polished optically effective surface
  • Excellent surface flatness and double-sided parallelism
  • Smooth protective chamfer
  • Optimized infrared optical anti-reflection coating
  • Surface hardening and diamond-like carbon coating
  • Reliable resistance to harsh environments (salt erosion, sand, rain and fog)
Specifications of Infrared Anti-reflection and Diamond-Like Carbon (DLC) Coated Germanium Windows:
Dimensions Diameter from 3mm to 300mm, customized available
Thickness 0.2mm to 50mm , customized available
Dimensions Tolerance +/-0.1mm +/-0.1mm
Thickness Tolerance +/-0.1mm +/-0.1mm
Windows Edge fine ground fine ground
Chamfer/Bevel 0.25x45 degrees (no-chips) 0.25x45 degrees (no-chips)
Surface Flatness 1/10 lambda per inch @10.6um 1/10 lambda per inch @10.6 um
Parallelism 30 arc seconds 30 arc seconds
Surface Qulitity 40/20 40/20
Clear Aperture >85% >85%
Coating AR/AR coating at 7-15 micronsAR+DLC @ 7-14um, customized available
Material Infrared grade germanium monocrystal (Ge)

Learn more about DLC coated germanium windows: Infrared anti-reflection and diamond-like carbon (DLC) coated germanium (Ge) windows - Creator Optics

Creator Optics Inc.
Changjiang Sci-Tech Park, No. 97, Luxiying, Gulou district
Tel: 0086 25 83427907
Fax: 0086 25 83426285
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