Vision: its optical defects, and the adaptation of spectacles : embracing first, physical optics, second, physiological optics, third, errors of refraction and defects of accommodation, or optical defects of the eye : with seventy-four illustrations on wood and selections from the test-types of Jaeger and Snellen Vision: its optical defects, and the adaptation of spectacles : embracing first, physical optics, second, physiological optics, third, errors of refraction and defects of accommodation, or optical defects of the eye : with seventy-four illustrations on wood and selections from the test-types of Jaeger and Snellen

Collection: Medicine in the Americas, 1610-1920 Author(s): Fenner, C. S. (Christopher Smith), 1823-1879 author Publication: Philadelphia : P. Blakiston, Son & Co., 1883 Language(s): English Format: Text Subject(s): Refractive Errors Optical Phenomena Copyright: The National Library of Medicine believes this item to be in the public domain (More information) Extent: 309, 43 pages Edition: Second edition, revised, with additions by the author Illustrations: Illustrations NLM Unique ID: 67920400R (See catalog record) OCLC no.: 1237243216 Permanent Link: http://resource.nlm.nih.gov/67920400R