extraordinary ray


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Related to extraordinary ray: double refraction

extraordinary ray

n
(General Physics) optics the plane-polarized ray of light that does not obey the laws of refraction in a doubly refracting crystal. Compare double refraction, ordinary ray
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References in periodicals archive ?
Calculations of the propagation within the medium are simplified by using the ordinary and extraordinary ray method as shown in [8].
.at is an extraordinary ray of sunshine from what must have been the darkest day of Leanne's life.
Each set of shadow edges corresponded to the ordinary and extraordinary rays, but interestingly they were not equally spaced, although the birefringence was constant for all four sets.

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