Refractive Index of BaTiO3, Barium Titanate

Barium titanate is an oxide of barium and titanium with the chemical formula BaTiO3. It is a ferroelectric ceramic material, with a photorefractive effect and piezoelectric properties.

For a typical sample of BaTiO3 the refractive index and extinction coefficient at 632.8 nm are 2.411 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".

  • Proprietary encrypted file for use with Filmetrics systems
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Wavelength (nm)

Refractive Index Reference - Filmetrics Composite

No guarantee of accuracy - use at your own risk.

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