1. Physiologic optics: dioptrics of the eye, functions of the retina, ocular movements and binocular vision Author(s): Tscherning, M. (Marius), 1854-1939 author Publication: Philadelphia, U.S.A. : Keystone Publishing Co., 1924 Subject(s): Ocular Physiological PhenomenaRefraction, Ocular -- physiologyVision, Ocular -- physiologyVision, Binocular -- physiology