Lockyer, Norman, Sir, 1836-1920, Seabroke, G. M. (George Mitchell), 1848-1918 · London, Macmillan and co. · leaf 410
throiio-h it, we oet three distinct results when a ray(f) falls on the prism. He shows that the first surfacereflects a certain amount of light, (d i), and that this isuncoloured, because it does not pass through the glass,and that the remainder is refracted by the glass and partemerges at e,… … Fici. Ifi7. — Keplers Dingrani. By means of a very few experiments Newtonw\as able to show how much knowledofe could be ootby examination of the prism. The first proposition inNewtons Optics is an attempt to prove that light, whichdiflers in colour, differs also in degree of refrangibility.We shall…
Astronomy · Telescopes
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