{ "item_title" : "Vision", "item_author" : [" Christopher Smith Fenner "], "item_description" : "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.", "item_img_path" : "https://covers1.booksamillion.com/covers/bam/1/16/327/578/1163275786_b.jpg", "price_data" : { "retail_price" : "30.95", "online_price" : "30.95", "our_price" : "30.95", "club_price" : "30.95", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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