Anatomy and physiology of the eye are studied as well as the most common disorders affecting visual acuity. Visual acuity and a brief introduction to refractometry are also covered. A study of eyeglass frames, including types, materials, cosmetic considerations, and proper selection with single vision and multifocal prescriptions.
Instruction includes basic dispensing procedures and the use of all pertinent optical measurements.
Also discussed are Federal Regulations for eyewear as well as sport lenses and their applications. An introduction to the history and development of modern eyeglass lenses and the materials from which they are made. ANSI standards are also introduced. An introduction to laboratory facilities and equipment used to produce a finished pair of eyeglasses. Use of the lensmeter to check and verify lens powers and prescription requirements, techniques of lens layout for edging, proper frame measuring, and diamond lens beveling will be covered, as well as hand beveling and proper frame alignment.