# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
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REFERENCES: "<a href=\"https://refractiveindex.info/download/data/2013/schott-infrared-chalcogenide-glasses-irg22-october-2013-us.pdf\">SCHOTT Infrared Chalcogenide Glasses - IRG 22 Product flyer (Version May 2013)</a>"
COMMENTS: "20 °C"
DATA:
  - type: formula 2
    range: 1.0 12
    coefficients: 2.46713 2.8365 0.13451 0.95749 1395.5
