The achromatic channel. I. The non-linearity of minimum-border and flicker matches.
D000221:Adaptation, Ocular; D005425:Flicker Fusion / Q000502:physiology*; D006801:Humans; D008297:Male; D010786:Photoreceptor Cells / Q000502:physiology; D013053:Spectrophotometry; D014792:Visual Acuity