ordinary index

ordinary index

[′ȯrd·ən‚er·ē ′in‚deks]
(optics)
The index of refraction of the ordinary ray in a crystal.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
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.sub.e].
Then, in the case of the ordinary index, we obtain a number of discrete values [Y.sub.B], plotted in function of the degree of crystallinity [x.sub.c].
By recording on ordinary index cards the names of all patients with abnormal blood tests, we speed their treatment and prevent unnecessarily repeating tests.