title: A schematic dioptric apparatus for the frog's eye (Rana esculenta).
mesh_terms: D000065:Accommodation, Ocular; D000818:Animals; D001699:Biometry; D003315:Cornea / Q000033:anatomy & histology; D007908:Lens, Crystalline / Q000032:analysis; D009799:Ocular Physiological Phenomena; D010243:Paralysis / Q000139:chemically induced; D011893:Rana esculenta / Q000502:physiology*; D012029:Refraction, Ocular; D012160:Retina / Q000033:anatomy & histology; D012590:Sclera / Q000033:anatomy & histology; D014785:Vision, Ocular; D014794:Visual Fields; D014867:Water
chemical_list: D014867:Water