Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 350
er, andplaced a glass prism in the pathof the beam. On the oppositewall, ISi feet from the prism,he observed an oblong imago,which had parallel sides andsemi-circular ends, 2^ incheswide and 10] inches long. That end of the image farthestfrom the original direction of the light was violet, the… … Fio. 401. —Light enters through a hole inthe window-shutter, passes through aprism and is received on the oppositewall. 340 DISPERSION, COLOUR, SPECTRUM ANALYSIS It should be noted, however, that there are not sevenseparate coloured bands with definitely marked dividing linesbetween theui. The…
Physics
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