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Consultation Examination and Prognosis
Basic Principles of Corneal Lenses
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abrasion aniseikonia anisometropia aperture aphakia aphakic Assoc axis back surface back vertex power base curve Bausch and Lomb bifocal blink cause center thickness changes clinical contact lens Contact Lens Practice contact lens wear corneal contact lenses corneal contour corneal curvature corneal edema corneal lenses correction diopters edge thickness effect epithelium Figure fitter flatter fluorescein pattern front surface gel contact gel lens haptic hydrogel hydrophilic keratoconus keratometer keratometer readings keratometry lens diameter lens power lens surface lens wearers lenses lensometer limbus lower lid magnification measured meridian method minus neal normal occurs ocular Ophthalmic Ophthalmol optical zone diameter optical zone radius Optician Optom oxygen patient peripheral curve plastic polishing position practitioner prism ballast procedure pupil refractive error residual astigmatism scleral scleral lens Soflens spectacle lens spherical steeper symptoms tact lens technique tient tion trial lens upper lid usually vision visual acuity wearing contact lenses wetting width worn