ACCOMMODATION AQUEOUS HUMOR CANTHUS CONJUNCTIVA CILIARY BODY CONES CONVERGENCE CORNEA DIOPTER EMMETROPIA CHOROID EYEBALL EYELID BLEPHARON PALPEBRA FOVEA FOVEA CENTRALIS CENTRAL FOVEA FUNDUS OPTIC FUNDUS IRIS LACRIMAL GLANDS LENS MACULA MACULA LUTEA YELLOW SPOT MEIBOMEAN GLAND ORBIT ORBITAL CAVITY OPTIC DISC PUPIL REFRACTION RETINA RODS SCLERA TARSUS UVEA VISUAL ACUITY VITREOUS BODY VITREOUS HUMOR ZONULE