Includes bibliographical references and index

1 Frame types and parts -- 2 Frame measurements and markings -- 3 Measuring the interpupillary distance -- 4 Frame selection -- 5 Reference point placement, multifocal height, and blank size determination -- 6 Ordering and verification -- 7 Lens insertion -- 8 Standard alignment -- 9 Adjusting the frame -- 10 Frame repairs and modifications -- 11 Review of elementary mathematical principles -- 12 Characteristics of ophthalmic lenses -- 13 Lens curvature and thickness -- 14 Optical considerations with increasing lens power -- 15 Optical prism: power and base direction -- 16 Optical prism: decentration and thickness -- 17 Fresnel prisms and frames -- 18 Lens design -- 19 Segmented multifocal lenses -- 20 Progressive addition lenses -- 21 Anisometropia -- 22 Absorptive lenses -- 23 Lens materials, safety, and sports eyewear -- 24 How lenses are edged