RMI Parallel Windows - ZnSe - ZnS - Ge - Si - Cleartran - Chalcogenide Glass

Specifications

Substrate Material: Ge, ZnSe, ZnS, Si, Chalcogenide Glass, Cleartran
Antireflection Coating: Coated, Uncoated
Surface Quality: 40-20 scratch-dig
Surface Flatness: Lambda/40
Diameter And Thickness: Custom
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Features

  • Wide Material Selection: ZnSe, ZnS, Ge, Silicon, CaF₂, Sapphire, Fused Silica, SF, BK7.
  • Tight Dimensional Tolerances: Diameter: +0.0"/-0.010"; Thickness: ±0.010".
  • Superior Surface Quality: Surface figure up to λ/40; scratch-dig down to 10/5.
  • High Transmittance: Greater than 85% typical.
  • Wedge & Chamfer Control: < 3 arc min wedge; standard chamfer at 45°.
  • Diverse Coatings: AR, HR, metal, phase-retarding, dichroic options available.
  • Broad Wavelength Coverage: UV (222 nm) to IR (20 µm).
  • Custom Geometries: Spherical, cylindrical lenses and plano flats.

Applications

  • Laser Optics: Mirrors and windows for high-power laser systems.
  • Spectroscopy: Precision optics for accurate wavelength analysis.
  • Beam Steering: Phase-retarding mirrors and polarizers for beam manipulation.
  • Imaging Systems: High-quality windows for cameras and sensors.
  • Defense & Aerospace: Durable optics for harsh environments.
  • Industrial Inspection: Optical flats and beam splitters for metrology.