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Parylene N (non halogenated). Susceptible to UV degradation. Parylene optical constants are deposition-process dependent.
For a typical sample of Parylene N the refractive index and extinction coefficient at 632.8 nm are 1.65848 and 1.234901E-14. 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".
Refractive Index Reference - Filmetrics Composite
No guarantee of accuracy - use at your own risk.
Proprietary encrypted file for use with Filmetrics Systems: