{ "item_title" : "Lectures On The Errors Of Refraction And Their Correction With Glasses (1889)", "item_author" : [" Francis Valk "], "item_description" : "Lectures On The Errors Of Refraction And Their Correction With Glasses is a book written by Francis Valk and originally published in 1889. The book is a comprehensive guide to the diagnosis and correction of errors of refraction in the eye, which can cause blurred vision and other visual problems. Valk, a prominent ophthalmologist of his time, presents a series of lectures discussing the various types of refractive errors, including myopia (nearsightedness), hyperopia (farsightedness), astigmatism, and presbyopia (age-related farsightedness). He explains the causes of these errors, their symptoms, and the various methods of correction, including the use of glasses and contact lenses. The book also covers the history and development of eyeglasses, as well as the different types of lenses and frames available. Valk provides detailed instructions on how to measure and prescribe glasses for patients, as well as tips for fitting and adjusting them properly. Overall, Lectures On The Errors Of Refraction And Their Correction With Glasses is a valuable resource for anyone interested in the field of ophthalmology or optometry, as well as for patients seeking to better understand their visual problems and how to correct them.Delivered At The New York Post-Graduate Medical School With Illustrative Cases From Practice, Both Private And Clinical.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://covers2.booksamillion.com/covers/bam/1/16/417/449/1164174495_b.jpg", "price_data" : { "retail_price" : "29.95", "online_price" : "29.95", "our_price" : "29.95", "club_price" : "29.95", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

Overview

Customers Also Bought

Details