An introduction to the study of colour vision (1915)
Parsons, John Herbert, Sir, 1868-1957 · Cambridge [Eng.] : University Press; New York, G.P. Putnam's Sons · leaf 257
, as in Fig. 72, where partial deuteranopia coexists with excessive macular pigmentation. Other methods can be employed for diagnosing approximate dichro- rnatism. In addition to taking the ordinary equation, i.e., matching the white of the source of light with a mixture of homogeneous red, green… … 64 62 60 56 56 54 52 50 48 46 44 42 40 38 36 34 32 30 28 70|00' ' ' '65J001 ' ' ' bOJOO ' ' 55JOO 5o|oO*O ' Fig. 71. Luminosity curves of a normal trichromat with average macular pigmentation. + + + foveal ; O O O parafoveal. (Watson.) through a saturated solution of potassium chromate, may be…
Color vision
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