Baly, E. C. C. (Edward Charles Cyril), b. 1871 · London, Longmans, Green · leaf 284
). Ibid., 64. 602 (1898). * Ibid., 65. 241 (1898). 266 SPECTROSCOPY Later, Rubens and Aschkinass devised a method of separat-ing the long rays by passing through them a quartz prism ofvery narrow refracting angle; for, though this substance absorbsrays of shorter wave-length, yet it is very… … 1; \ • \ \ \! Fig. 99. shown in Fig. 99 ; A is the source of light, and Si is the firstslit; the light then falls upon a concave mirror e^, whence itfalls as a parallel beam on to the grating g- and the secondconcave mirror e^. This mirror focusses the rays upon thesecond slit s^, after leaving…
Spectrum analysis
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