Barium Fluoride (BaF2) Crystal - MSE Supplies

Barium Fluoride (BaF2) Crystal

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Barium fluoride, BaF2, crystal have good transmittance over a wide spectrum, from 150 nm to 12.5 um. It has been widely used as windows, lenses, and prisms, particularly for ultaviolet transmittance. The highest quality of BaF2 has been used as scintillation crystal. 

MSE Supplies offers the following choices: 

  • High quality BaF2 blank crystal materials in discs, plates, rods, customized for customers
  • High quality BaF2 scintillation crustal 
  • Customized BaF2 optics for IR and VUV applications
  • BaF2 viewport windows for Infrared thermography from 8 um to 14 um. 


  • maximum diameter: 7 inches, 180 mm
  • Clear aperture: 85%
  • Surface flatness: λ/4 at 633 nm
  • Surface quality: 20/10

 BaF2, barium fluoride, physical propertiesBaF2, Barium fluoride, physical properties

BaF2, barium fluoride, chemical properties



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