Mast, Samuel Ottmar, 1871- · New York, J. Wiley · leaf 321
com-parison of the different colors with white light of knownintensity. By means of this method Fraunhofer in 1817located the maximum brightness in the prismatic solar spec-trum in the neighborhood of the line D. In 1871 Vierordt 3o6 LIGHT AXD THE BEHAVIOR OF ORGANISMS obtained results which agree… … •100 400 520 580 G40 700 TOO Fig. 34- Curves representing the relative distribution of brightness and energyin the spectrum, i, brightness curve for color-blind persons showing that thered end is considerably shortened (after Konig, iSgi); 2, brightness curve fornormal eye in prismatic solar…
Light -- Physiological effect · Phototropism
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