This category consists of specialty viewports that MPF Products, Inc. offers.  MPF Products, Inv. offers a wide variety of optical materials.

MPF Products, Inc. does not approve the use of ultrasonic cleaning for any viewport.  We ship our viewports UHV ready.  You may simply blow off the glass to remove any contaminants with clean, dry air.  For additional cleaning steps for particulates or contamination from other processes, please review our cleaning procedures at

Bake-Out Ramp Rate: 20°C per Minute