Defects of Sight: Their Nature, Causes, Prevention, and General Management is a book written by Thomas Wharton Jones in 1856. The book provides a comprehensive overview of various eye defects, their causes, and ways to prevent them. It covers topics such as nearsightedness, farsightedness, astigmatism, and presbyopia, as well as less common eye conditions. Jones also delves into the anatomy and physiology of the eye, providing readers with a detailed understanding of how the eye functions and how defects can occur. The book includes illustrations and diagrams to aid in understanding these complex concepts.In addition to discussing the nature and causes of eye defects, Jones provides practical advice on how to manage and prevent them. He discusses the importance of proper lighting, eye exercises, and proper nutrition in maintaining good eye health. Overall, Defects of Sight is a valuable resource for anyone interested in understanding and managing eye defects. Its comprehensive coverage of the subject matter and practical advice make it a useful tool for both healthcare professionals and laypeople.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world’s literature in affordable, high quality, modern editions, that are true to their original work.