RMI Plane Windows - Sapphire

Specifications

Substrate Material: Sapphire
Antireflection Coating: Coated, Uncoated
Surface Quality: 20-10 scratch-dig
Surface Flatness: lambda/4
Diameter And Thickness: Custom
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Features


  • Material Options: ZnSe, ZnS, Ge, Silicon, CaF2, Sapphire, Fused Silica, SF, BK7

  • Diameter Tolerance: +0.0''/-0.010''

  • Thickness Tolerance: ±0.010''

  • Wedge Surface Figure: < 3 arc min

  • Surface Quality: Varies by material, ranging from 40/20 to 10/5

  • CA Chamfer: 0.01'' to 0.03'' @ 45°

  • Transmittance: > 85%

  • Surface Figure at 10.6µm: λ/40 for ZnSe, ZnS, Ge, Silicon; λ/4 for CaF2, Sapphire; λ/10 for Fused Silica, SF, BK7

  • Lens Types Available: Spherical Lens, Cylindrical Lens, Flats/Plano

Applications


  • Laser Systems: Ideal for beam delivery and focusing in CO₂, Nd:YAG, and fiber laser setups.

  • Spectroscopy: Enables precise wavelength transmission and reflection for analysis applications.

  • Thermal Imaging: Effective in IR systems due to excellent transmission in mid and far-IR ranges.

  • Optical Metrology: Provides accurate wavefront management in high-precision measurement instruments.

  • Polarization Control: Supports IR phase retarding mirror integration for polarization-sensitive systems.

  • Advanced Optical Assemblies: Essential in research, aerospace, and defense-grade optical designs.