Refractive Index of Polyethylene, PE, Polyethene
Polyethylene or polythene (IUPAC name polyethene or poly(methylene)) is the most widely used plastic.
For a typical sample of Polyethylene the refractive index and extinction coefficient at 632.8 nm are 1.500 and 0.000. Below are files of complete refractive index and extinction coefficients. If the file is not available for download, you can request our proprietary file by clicking "Request".
- Tab-delimited data file for unrestricted use
Refractive Index Reference - Filmetrics Composite
No guarantee of accuracy - use at your own risk.