Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 555
ents, of which the two following may beadduced :— i. Two narrow strips of coloured paper, one rctl and the other violet, arefastened close to each other on a sheet of black paper. On looking at themthrough a prism, they are seen to be unequally displaced, the red band to aless extent than the… … Fijj. 519. of white light, S, is received, which, if it had merely traversed the prism A,would form the spectrum r?, on a distant screen. But if a second prism, B,be placed in a vertical position behind the first, in such a manner that therefracted pencil passes through it, the spectrum rv becomes…
Physics
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