Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 278
tate by rotating the tuning-fork on its axis, a sinuousline, oix., is produced instead of the straight line oi. These different effectsare explained by the successive displacements of the luminous pencil, andIjy the duration of these luminous impressions on the eye after the causehas ceased—a… … from the vibrating mirror is reflected a second time from the fixed mirror, ;;/,which sends it towards an achromatic lens, /, placed so as to project theimages on the screen. 285. Combination of two vibratory motions intbe same direction.— Lissajous resolved the problem of the optical combination…
Physics
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