Additional information
by Henry L. IV de Zeng (Author)
The Phoroptor is a book written by Henry Lawrence DeZeng in 1922. This book is a comprehensive guide to the phoropter, an instrument used in optometry to measure a patient's refractive error and determine the appropriate prescription for corrective lenses. The book covers the history and development of the phoropter, its various components and functions, and the techniques used to perform a refraction. It also includes detailed instructions for using the phoropter in different situations, such as for children or patients with special needs. The Phoroptor is an important reference book for optometrists and ophthalmologists, as well as for students studying optometry. It provides a thorough understanding of the phoropter and its role in eye care, and is an invaluable resource for anyone interested in the field of optometry.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.
