Elements of natural philosophy (Volume 2-3) (1850)
Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 191
air ; and the refractive power may then refractive power Optical prism; be deduced from Equation (6). § 24. The deviating surfaceshave, thus far, been supposedparallel. If they be inclined toeach other, as M N, M N\ weshall have what is called an opticalprism, which consists of any re-fracting… … Deviation of aray of light inpassing througha prism ; § 25. To find the deviation of a ray of light in passingthrough a prism,let S D be theincident, D Dthe first, and DS the second re-fracted ray. Thetotal deviationwill be SES\
Mechanics · Acoustics · Optics
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