Photosensitive chromoprotein in the retinal rods which is bleached by light, allowing stimulation of retinal sensory endings. Also known as: visual purple. See also: scotopsin; visual cycle.
Photosensitive chromoprotein in the retinal rods which is bleached by light, allowing stimulation of retinal sensory endings. Also known as: visual purple. See also: scotopsin; visual cycle.