Barium fluoride crystal optic disc, 13mm x 1mm, polished both sides

Spectroscopy, IR window. Barium Fluoride is commonly used in spectroscopic components. It is transparent from the ultraviolet to the infrared, which favors to make optical components like lenses. It is also used as a viewport window for thermography and scintillator material for detection of X rays and gamma rays.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.