Sellmeier's equation

Sellmeier's equation

[′zel‚mī·ərz i‚kwā·zhən]
(electromagnetism)
An equation for the index of refraction of electromagnetic radiation as a function of wavelength in a medium whose molecules have oscillators of different frequencies.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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