Phenomenon in which all colors are seen as grey due to decreased sensitivity of cones is called
Phenomenon in which all colors are seen as grey due to decreased sensitivity of cones is called Purkinje shift. The Stiles-Crawford effect is the phenomenon where light entering the eye near the edge of the pupil produces a lower photoreceptor response compared to light of equal intensity entering near the center of the pupil.
Stile Crawford effect
Purkinje shift
Dark adaptation
Color blindness
Retina