Elements of natural philosophy (Volume 2-3) (1850)
Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 337
lexion and refraction will take place ac-cording to the ordinary law, and if the reflected beamD D\ which is sup-posed to coincide withthe common axis ofthe tubes, be incidentupon the second re-flector under the sameangle of incidence,the reflector being per-pendicular to theplane of first… … Fi?. 95.
Mechanics · Acoustics · Optics
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