ordinary index

ordinary index

[′ȯrd·ən‚er·ē ′in‚deks]
(optics)
The index of refraction of the ordinary ray in a crystal.
References in periodicals archive ?
The Index Commission of SIX Swiss Exchange has informed ams that the ams share will be admitted to the SMIMA index effective September 23, 2013 as part of the ordinary index review.
The LC used in the proposed structure is an anisotropic material consisting of rod like molecules which are characterized by ordinary index no and extraordinary index [n.
Then, in the case of the ordinary index, we obtain a number of discrete values [Y.
By recording on ordinary index cards the names of all patients with abnormal blood tests, we speed their treatment and prevent unnecessarily repeating tests.