Baly, E. C. C. (Edward Charles Cyril), b. 1871 · London, Longmans, Green · leaf 79
Fig. 28. along its axis will have passed through the prisms at minimumdeviation. This device was used by Mouton in his work onthe indices of refraction of quartz for the infra-red rays.^ An important property of the half prism can be seen onreference to Fig. 29, which shows a half prism refracting…
Spectrum analysis
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