Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
ll interfere, andthe interference will he comjjlete luhen the difference of the length of thepaths is half a wave, 1\, 2\, 3|^, etc. 507. Figure 37.—Interference colors are seen in thin filmsof varnish, cracks in glass, and other thin transparent substances, asin soap-bubbles. Let FH represent a… … K, and another portion will be reflected at V, as shown by the firstvertical arrow. At the point, A, a portion of the light is internallyreflected from the second surface, and is divided by transmission and asecond internal reflection at the first surface, the reflected portion beingtransmitted in…
Physics · Astronomy
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