| NOMENCLATURE |
ELLIPSOMETER, THIN FILM MEASUREMENTS. AN ITEM DESIGNED ESPECIALLY FOR
THIN TRANSPARENT FILM DETERMINATIONS. THE METHOD EMPLOYED TAKES
ADVANTAGE OF THE PHENOMENON THAT WHEN PLANE POLARIZED LIGHT IS
REFLECTED FROM THE TOP AND BOTTOM SURFACES OF A VERY THIN TRANSPARENT
FILM IT PROVIDED A MEANS FOR MEASURING ITS THICKNESS, DETERMINING
CHANGES IT MAY HAVE UNDERGONE, OR MEASURING ITS REFRACTIVE INDEX. IT
MAY HAVE PROVISIONS FOR ATTACHMENTS OF COMPONENTS SUCH AS A POLARIME
TER, RECORDER, WATER BATH, ETC.
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