Lynde, Carleton John, b. 1872, Gilbert, Alfred C. (Alfred Carlton), 1884-1961 · New Haven, Conn. : A.C. Gilbert Co. · leaf 101
Fig. 149 (1). The why of the rainbowFrom the Ontario High School Physics, by permis-sion of the publishers 98 GILBERT BOY ENGINEERING … Fig. 149 (2)From the Ontario High School Physics, by permis-sion of the publishers tions at A and C andone internal reflectionat B (2) ; it is violetbelow and red aboveand the angle at whichthe light enters youreye is about 41° to thedirection of the sun-light. The secondary rainbow is formed by…
Light · Scientific recreations
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