Newall, H. F · London : Society for Promoting Christian Knowledge · leaf 40
rection, andan image of the slit would be formed at R in redlight on the screen properly placed. Had the convergent beam been of homogeneousgreen light, the prism would have refracted itslightly more, and a green image of the slit wouldhave been formed on the screen at G. Had the lightincident on… … Fig. 19. there would appear on the screen two images of theslit, red and green, separated by some interval uponthe screen. If the beam incident on the slit and lensand prism had consisted of an innumerable numberof components, each component would have been dealtwith by the prism according to the…
Spectroscope · Spectrum analysis
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