title: Ocular refraction at low illuminations.
mesh_terms: D000065:Accommodation, Ocular; D003624:Darkness; D006801:Humans; D007700:Kinetics; D008027:Light; D010786:Photoreceptor Cells / Q000502:physiology; D011680:Pupil / Q000502:physiology*; D012029:Refraction, Ocular