Discriminative efficiency for rectangular areas of varying degree of chromatic illumination (1912)
Hatch, Elisabeth Mary · leaf 18
e of the stimulus ilight consists of a 500 Watttungsten lamp stationed in a dark boxi, 12 feet long, 11 inches wide,and 19 l/2 inches high. Details of the arrangement of the box aregiven in Figure II. To the front of this box, B, is attached asmall tin box, b, having at the end a rectangular… … Figure III Photometer Bench and accessories. 7. were obtained by placing selected gelatin films together with adiffusing medium over the rectangular opening, S. Varying inten-sities were obtained by drawing the lamp, which was mounted upon asquare base;backward in the light box. The position of the…
Color vision · Theses
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