Duff, A. Wilmer (Alexander Wilmer), b. 1864, ed, Guthe, Karl Eugen, 1866-1915, Hallock, William, 1857-1913, Lewis, E. Percival (Exum Percival), 1863-1925, Goodspeed, Arthur W. (Arthur Willis), b. 1860, Carman, Albert Pruden, b. 1861, McClung, Robert Kenning, 1874- · Philadelphia, P. Blakiston's Son & Co · leaf 474
Fig. 328. … Fig. 329. Fig. 330. 45^ LIGHT. The general case, where the axis is at any angle with the re-fracting surface and the plane of incidence is shown in Fig. 329.When the wave is incident normally on any face of a crystalof Iceland spar the wave fronts are as shown in Fig. 330, whichexplains why the…
Physics
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