A Dispensing Optician Manual

Here is an easy-to-read introduction to an invaluable resource on vision care, optics, and dispensing techniques. The text opens with a brief discussion of the human eye and the eye exam followed by practical information on corrective lenses, transposition, bifocals, trifocals, progressive lenses, and aphakic lenses. Optical materials and measurements are covered with details on types of lenses, available tints, anti-reflection coatings, tints and the VDT, frame materials and parts, pupillary di