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  • An exact ray trace for a single refracting surface

    (Illustration developed by Edmond H. Thall, MD, and Kevin M. Miller, MD, and rendered by C. H. Wooley.)
    File Size: 25 KB
    Comprehensive Ophthalmology, Refractive Mgmt/Intervention
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    An exact ray trace for a single refracting surface. The image is not stigmatic. However, at one particular location indicated by the dotted line, the rays are confined to the smallest area. This is the image location.