Elements of natural philosophy (Volume 2-3) (1850)
Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 194
e againreferred to in a subsequent part of the text. ELEMENTS OF OPTICS. 185 §27. Let MJST,MN\ be two planereflectors, meetingin a line projectedin M / S Dj a rayincident at thepoint D, and con-tained in a planeperpendicular tothe intersection jtfthe reflectors ; thisray will be devia-ted at the… … Deviations of aray of light by reflectors, theplane ofincidence beingnormal to tkoirintersection; Notation; n th <Pn In the triangle P D D\ the angle at P is equal tothe inclination of the reflectors, which denote by i, andwre shall have <Pi — <P2 = h 92 - <P3 = h <P3 - <P4 = h…
Mechanics · Acoustics · Optics
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