Nicol's prism


  • Webster's Revised Unabridged Dictionary
    • Nicol's prism (Opt) An instrument for experiments in polarization, consisting of a rhomb of Iceland spar, which has been bisected obliquely at a certain angle, and the two parts again joined with transparent cement, so that the ordinary image produced by double refraction is thrown out of the field by total reflection from the internal cemented surface, and the extraordinary, or polarized, image alone is transmitted.
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Webster's Revised Unabridged Dictionary
So called from Wm. Nicol, of Edinburgh, who first proposed it


In literature:

Among others, the carefully considered modifications of the Nicol prism which have recently been devised by Prof. S.P.
"Scientific American Supplement, No. 441, June 14, 1884." by Various
Nicol's prism for Polarized Light.
"The Progress of Invention in the Nineteenth Century." by Edward W. Byrn