Millikan, Robert Andrews, Gale, Henry Gordon · Boston : Ginn and Co. · leaf 464
ig. 441). The arrangementmakes it possible to rotate differentlycolored sectors so rapidly before the eyethat the effect is precisely the same asthough the colors came to the eye simul-taneously. If one half of the disk isred and the other half green, the rotat-ing disk will appear yellow, the… … Fig. 441. Newtonscolor disk 406 COLOR PHENOMENA from spectral colors, it is obvious that their physical constitu-tion is wholly different; for while a spectral color consists ofwaves of a single wave length, the colors produced by mix-ture are compounds of several wave lengths. For this reasonthe…
Physics
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