Snelling, Henry Hunt, 1816-1897 · [New York : W.B. Smith] · leaf 387
OF LIGHT, AND CONVERGENCEOF THE OPTIC AXES. he distance and magnitudeof objects as they appearto the eye, is the effect oftheir distinctness of out-line and brightness of col-or ; or, in other words ow-ing to the intensity oflight and shade. All who are in the least familiarwith the effects… … deepened and heightened the nearer theyappear to be brought to the eye, and theeffect of distance is destroyed. Light radiating from a centre becomesrapidly weaker as the distance from thecentre increases. Thus, it is that the nearobjects of a landscape illuminated by thesun, give strong outlines…
Photography · Art and photography
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