A field-additive pathway detects brief-duration, long-wavelength incremental flashes.
D000328:Adult; D003118:Color Perception / Q000502:physiology; D006801:Humans; D008027:Light; D008297:Male; D010783:Photometry; D010786:Photoreceptor Cells / Q000502:physiology*; D012684:Sensory Thresholds; D014795:Visual Pathways / Q000502:physiology*