Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 269
ERIMENTAL SCIENCE. Fig. 257. Here the polarization is effected by -the singleplate of glass, and the analyzation by the bundle of platesheld in the fingers. Equipped with this instrument, the stu-dent of polarized light may proceed a long way with hisinvestigations. In this instrument the objects… … Double Polarization with Single Glass Plate. single plate and bundle of plates may be varied to securethe best effects. In Fig. 258 is shown an arrangement by which the objectand the blackened glass both act simultaneously as polar-izer and analyzer. By placing a specimen of strained glassedgewise…
Physics · Lantern projection · Electric apparatus and appliances
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