The theory of color in its relation to art and art-industry (1876)
Bezold, Wilhelm von, Koehler, S. R. (Sylvester Rosa), 1837-1900, Pickering, Edward C. (Edward Charles), 1846-1919 · Boston, L. Prang and Company · leaf 59
jects through aprism. Figs. 3 and 4 give an idea of these methods of observa-tion, a prism placed vertically being employed in the onecase, while in the other the position of the prism is hori-zontal. Fig. 3 shows at the same time where the coloredimage must be looked for, as the eye must not be… … Fig. 4. The rays proceeding from the white strip (or the slit) sfall upon the prism, and are there differently deflected accord-ing to their color.The red rays, afterthey have been re-fracted, travel in adirection as if theyhad proceeded fromthe point r, the vio-let rays as if theyhad proceeded…
Color · Decoration and ornament · Painting
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