Age changes in the light threshold of the dark adapted eye.
D000065:Accommodation, Ocular; D000368:Aged / Q000502:physiology; D000369:Aged, 80 and over / Q000502:physiology; D003623:Dark Adaptation; D005123:Eye; D006801:Humans; D008027:Light
EYES/accommodation and refraction; OLD AGE/physiology