Elements of natural philosophy (Volume 2-3) (1850)
Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 201
suppose this ray to have proceeded originally from F1;and denoting the distance from the new vertex 0\ tothe point F\ in which this ray, after deviation at thesecond surface, meets the axis, by /, and the index ofrefraction of the second medium by m\ we shall havefrom Equation (20),… … And by the same process for a third deviating surface. Equationapplicable to thethird deviation; 1 m tt m r + m (/ + f) . . . (22) ELEMENTS OF OPTICS 193
Mechanics · Acoustics · Optics
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