Human eye layer, known as the fibrous tunic, is composed of the cornea and sclera. The middle layer, known as the vascular tunic or uvea, consists of the choroid, ciliary body, pigmented epithelium and iris. The innermost is the retina, which gets its oxygenation from the blood vessels of the choroid (posteriorly) as well as the retinal vessels (anteriorly). The spaces of the eye are filled with the aqueous humour anteriorly, between the cornea and lens, and the vitreous body, a jelly-like substance, behind the lens, filling the entire posterior cavity. The aqueous humour is a clear watery fluid that is contained
The University of Illinois Eye and Ear Infirmary as the Claes Dohlman Chair in Ophthalmology, Professor of Ophthalmology at Harvard Medical School, and Senior Scientist & W. Clement Stone Scholar at The Schepens Eye Research Institute, as well as the Director, Cornea & Refractive Surgery, Massachusetts Eye & Ear Infirmary, Vice Chairman of Harvard Department of Ophthalmology, and Director of the Harvard Medical School Cornea Center for Excellence. Jennifer I. Lim: A leading authority on retina and vitreoretinal diseases, having performed more than 6,000 vitreoretinal surgeries and directed more than 50 clinical research studies and trials on age-related macular degeneration, diabetic retinopathy, macular edema and retinal vein occlusion