Refractive Errors Eyeball Hyperopia 129559878

Tags: focus refraction health light medical eye optical spot lens blurred point Eyesight sight vision vein optic iris disc focal diagnosis central pupil optometry defect correction ophthalmology eyeball artery cornea chamber vitreous anatomical optometrist retina nerve hyperopia diopters farsightedness errors Retinal anterior longsightedness refractive longsighted sclera fovea choroid ciliary intraocular zonules