The branch of medicine which studies eye related diseases and their treatment is known as ophthalmology. Some of the subspecialties of ophthalmology which deal with particular eye problems are anterior segment surgery, cataracts, cornea, ocular oncology, uveitis, refractive surgery and neuro-ophthalmology. Ophthalmology is a field of medicine that has undergone rapid development over the past few decades. This book strives to provide a fair idea about this discipline and to help develop a better understanding of the latest advances within this field. It is meant for students who are looking for an elaborate reference text on ophthalmology.