Gage, Alfred P. (Alfred Payson), 1836-1903, Fessenden, C · Toronto : W.J. Gage · leaf 373
the direction of theray after it enters the medium, employing the index as given in theabove table. 2. («) Determine the index of refraction for light in passing fromwater into diamond, (b) lu passing from water into air. 3. Ascertain the index of refraction for water in Exp. 1, p. 350, in IT C*… … LV. PRISMS AND LENSES. § 296. Optical prisms.—An optical prism is usually ati-ansparent wedge-shaped body. Figure 2G2 represents atransverse section of such a Fig. 2*52. prism. Let AB be a ray oflight incident upon one of itssurfaces. On entering theprism it is refracted toward thenormal, and takes…
Physics
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