Meaning of ellipsometer

el•lip•som•e•ter

Pronunciation: (i-lip-som'i-tur, el"ip-, ē"lip-), [key]
— n. Optics.
  1. an instrument that measures the ellipticity of polarized light, used for determining the thickness of thin films.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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