Elementary treatise on physics, experimental and applied : for the use of colleges and schools (1906)
Ganot, A. (Adolphe), 1804-1887, Atkinson, Edmund, 1831-1901, Reinold, A. W. (Arnold William), 1843-1921 · New York : Wood · leaf 597
be the case if thecolours of the spectrum were equally refracted, it is obliquely refracted inthe direction rv\ proving that from red to violet the colours are more andmore refrangible. These different experiments show that the refractive index differs in dif-ferent colours ; even rays which are to… … tig- 554 58o On Light [576- 576. Production of a pure solar spectrum.—In the above experiment thespectrum formed is built up of a series of overlapping coloured images of thesun, and the colours are confused and indistinct. In order to obtain a purespectrum, the slit, in the shutter of the dark…
Physics
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