Bøger af Christopher Smith Fenner

Understanding vision and how it can be corrected is crucial to maintaining good eye health. In this comprehensive book, Fenner explains the science of vision and how to diagnose and correct a wide variety of optical defects.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

""Vision: Its Optical Defects and the Adaptation of Spectacles"" is a comprehensive book written by Christopher Smith Fenner that delves into the science of vision and the various defects that can occur in the eyes. The book covers topics such as refractive errors, astigmatism, and presbyopia, and provides detailed information on how these conditions affect vision. Fenner also explores the history of corrective eyewear, from the earliest forms of spectacles to modern-day contact lenses. The book is written in an accessible style and is aimed at both professionals in the field of optometry and the general public. It includes numerous illustrations and diagrams to help readers understand the complex concepts discussed. Overall, ""Vision: Its Optical Defects and the Adaptation of Spectacles"" is a valuable resource for anyone interested in the science of vision and the use of corrective eyewear.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.