Index Of Refraction (noun) Definition, Meaning & Examples

noun Optics.
  1. a number indicating the speed of light in a given medium as either the ratio of the speed of light in a vacuum to that in the given medium (absolute index of refraction ) or the ratio of the speed of light in a specified medium to that in the given medium (relative index of refraction ).Symbol: n
noun
  1. another name for refractive index
    Index Of Refraction (noun) Definition, Meaning & Examples

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