Description in this thoroughly revised and updated third edition of contact lens practice award winning author researcher and lecturer professor nathan efron provides a comprehensive evidence based overview of the scientific foundation and clinical applications of contact lens fitting. In response to concerns around contact lens wear specifically researchers from around the globe as well as the us centers for disease control have issued statements confirming that contact lens wear is no more risky during the pandemic than wearing spectacles provided patients practice appropriate hand hygiene follow wear and care guidelines avoid touching any part of their face and cease contact lens wear while unwell 1920. Description thoroughly revised and updated this popular book provides a comprehensive yet easy to read guide to modern contact lens practice beautifully re designed in a clean contemporary layout this second edition presents relevant and up to date information in a systematic manner with a logical flow of subject matter from front to back. Contact lens practice authors authors and affiliations melanie corbett nicholas maycock emanuel rosen david obrart chapter first online 12 june 2019 1 citations 468 downloads abstract topography is useful for the fitting of contact lenses particularly in irregular corneas and for rigid lenses by identifying the curvature of the steepest and flattest areas of the cornea and . Elise kramer od who is residency trained practices at weston contact lens institute and specializes in ocular health and disease ocular surface disease and regular and specialty contact lens