IRISS VPFC 2-4″ Crystal Infrared Windows

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The IRISS VPFC window is a Calcium Fluoride Crystal based Infrared Window for short, mid, and long wave and visual inspections.  This model is best suited for research applications.


The IRISS VPFC infrared windows feature a calcium fluoride Infrared viewing area.  These windows also feature a hinged, metal cover and come in three sizes:

  • VPFC-50 – 2″ diameter viewing window
  • VPFC-75 – 3″ diameter viewing window
  • VPFC-100 – 4″ diameter viewing window

IRISS VPFC Window Product Details:

  • Calcium Fluoride IR viewing window is compatible with all IR Cameras
  • User is also able to perform a visual inspection through the window
  • Window features a
  • The VPFC Series is available with an Easy-Grip™ stainless steel cover, ensuring safety when not in use
  • Best suited for research applications.  For industrial and high voltage applications, we invite you to review our VPFR and VPT series windows
    • Calcium Fluoride (CaF2) has long been used in research applications. It performs best in controlled environments where humidity, chemical exposure, vibration and high frequency noise are minimized or eliminated.

Round inspection windows, 2″, 3″, and 4″ diameter

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