Chromatic rod vision. IV. Time between pre- and test-stimulation varied.
D003118:Color Perception; D006801:Humans; D008027:Light; D009799:Ocular Physiological Phenomena; D010775:Photic Stimulation; D010786:Photoreceptor Cells / Q000502:physiology*; D011601:Psychophysics; D013997:Time Factors