Austin, Louis W. (Louis Winslow), 1867-1932, Thwing, Charles B. (Charles Burton), 1860-1946, joint author · Boston, Allyn and Bacon · leaf 130
m of lithium in this way. POLARIZATION. 117 POLARIZATION. Polarized light differs from ordinary light in that thevibrations in the polarized ray are confined to a singleplane. Certain substances, of which Iceland Spar is thebest example, have the property of quenching all thevibrations except those… … Fig, 62. in Nichols prism, which is a device for obtaining a rayof polarized light. It consists of a crystal of Icelandspar cut diagonally in two at CB as shown in Fig. 62, andthe parts cemented together again with Canada balsam.When a ray of light, ab, enters the prism at b, it is dividedinto two…
Physics
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