RMI Parallel Windows - CaF2 - IR Grade CaF2 - MgF2 - BaF2

Specifications

Substrate Material: CaF2, IR Grade CaF2, MgF2, BaF2
Antireflection Coating: Coated, Uncoated
Surface Quality: 20-10 scratch-dig
Surface Flatness: lambda/4
Diameter And Thickness: Custom
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Features


  • Wide Material Selection: ZnSe, ZnS, Ge, Si, CaF2, Sapphire, Fused Silica, SF, BK7 for versatile applications

  • High Surface Accuracy: Up to λ/40 @ 10.6 µm ensuring precise wavefront control

  • Excellent Surface Quality: 10/5 to 40/20 scratch-dig for low scatter and high optical performance

  • Tight Dimensional Tolerances: Diameter +0.0”/-0.010”; thickness ±0.010” for manufacturing precision

  • Low Wedge Error: Less than 3 arc minutes for beam deviation control

  • Broad Coating Options: AR, HR, metal, dichroic coatings from UV to IR with R ≥ 99.7% reflectivity

  • High Transmission Efficiency: >85% typical across material and coating combinations

  • Custom Coating Types: Narrowband, broadband, laser line, SWP/LWP, beam splitters, polarizers, and retarders available

Applications


  • Laser Optics: Ideal for high-reflectivity or low-loss transmission in IR and VIS laser systems

  • Infrared Imaging Systems: Suitable for thermal imaging and sensing applications using ZnSe, Ge, or Si optics

  • Spectroscopy: Provides precise optical performance for UV, VIS, and IR spectroscopy instruments

  • Beam Manipulation: Used in polarizers, phase retarders, and beam splitters for beam control

  • Optical Instrumentation: Integrated into precision metrology, measurement, and analytical devices

  • Research and Development: Enables advanced optical experiments with tight tolerances and custom coatings