Pre-retinal absorption and scotopic sensitivity.
D000042:Absorption; D003623:Dark Adaptation; D005403:Fixation, Ocular; D005584:Fovea Centralis; D006801:Humans; D010786:Photoreceptor Cells / Q000502:physiology; D012160:Retina / Q000502:physiology*; D012243:Rhodopsin / Q000502:physiology
D012243:Rhodopsin