The physiology of vision with special reference to colour blindness (1920)
Edridge-Green, Frederick William, 1863- · London, G. Bell and sons · leaf 99
84 PHYSIOLOGY OF VISION eyes to the light from a large window. A disc of dazzling brightness is seen of the size of the non-vascular aureola of the yellow spot. I find that the region corresponding to the non-vascular portion of the yellow spot can be seen very well as a bright spot on a dark… … Fig. 6. If the eye be now closed and covered with the hand so as to exclude all light, the field of vision appears green, with the exception of the centre, which is seen as a bright red spot, much brighter than the rest of the field. The green gradually invades this red from without inwards until…
Color vision · Vision · Color blindness · Refraction · Ophthalmology
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