Nickel is a chemical element, with the chemical symbol Ni and atomic number 28. It is a silvery-white lustrous metal with a slight golden tinge.

For a typical sample of Ni the refractive index and extinction coefficient at 632.8 nm are 1.95776 and 3.717462. 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 - Sopra Material Database

No guarantee of accuracy - use at your own risk.