Refracting

Basic Refraction Procedures for Opticians

Posted by on May 5, 2010 in Refracting | 7 comments

Many opticians around the country have shown great interest in learning the procedures involved but have been unable to take a course on the subject. This article is designed to introduce the subject to those interested, and to provide some continuing education to former refraction students. Refraction is defined as the act of determining the focal condition (emmetropia or various ametropias) of the eye and its corrections by optical devices, usually spectacles or contact lenses (Keeney, et al, 1995, p. 254). Many opticians around the country have shown great interest in learning the...

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