Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 302
he milled head, B,there is placed a tube, A, containinga series of five prisms, two of flint glass(fig. 226, F F) interposed between threeof crown (C C C), in such a mannerthat the emergent rays, r r, whichhave been separated by dispersion, leave the prisms much in the samedirection as the… … Fig. 225.—Micro-spectroscope.
Microscopy
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