Elements of natural philosophy (Volume 2-3) (1850)
Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 317
ne V B\ whose Explanation ofcentral point m, is distant from B, 50 inches, the violet ^JJ^J^appearing to proceed from V\ and the red from R\ and theeffect of their united action would be, to concentrate thered and violet at F, whose distance from the lens isequal to the value of F, deduced from the… … V J£--jff why the otter Now, any one of the colors, orange for example, at ^iLiT0beDOt ^ *n ^e sPace ^ ^ which is thrown by theconcentrated in convex lens in advance of the centre m, and the same the same point; goXqv ^ gr ^ ^ gpace -pr, ^ which is thlWn by the concave lens behind the centre m\…
Mechanics · Acoustics · Optics
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