bn:00046423n
Noun Concept
Categories: Webarchive template wayback links, Dimensionless quantities, Optical quantities, Articles with short description, Refraction
EN
refractive index  index of refraction  absolute refractive index  Complex index of refraction  complex refractive index
EN
The ratio of the velocity of light in a vacuum to that in a medium WordNet 3.0
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EN
In optics, the refractive index of an optical medium is a dimensionless number that gives the indication of the light bending ability of that medium. Wikipedia
A measurement of how light propagates through a material Wikipedia Disambiguation
The ratio of the speed of light in air or vacuum to that in another medium. Wiktionary
Ratio of the speed of light in vacuum to another medium. Wiktionary (translation)