Volume 1 — CHAPTER X
Reading edition
THE SENSE OF SIGHT: COLOR VISION (Continued)
The use of color filters—Testing color vision by the use of transmitted light—Green-blue vision—Green-red vision—Blue-red vision—Stimulating value of different portions of the spectrum—Does red appear darker to the dancer than to us?—Conclusions concerning color vision—Structure of the retina of the dancer and its significance.