Ophthalmic optical lens for vision correction having one or more areas of more positive power

The present disclosure is directed to lens, methods of making, designing lens and/or methods using lens in which performance may be improved by providing one or more steps in 5 the central portion of the optical zone and one or more steps in the peripheral portion of the optic zone. In some embodime...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HO, Arthur, SANKARIDURG, Padmaja Rajagopal, CONRAD, Fabian, EHRMANN, Klaus, HOLDEN, Brien Anthony
Format: Patent
Sprache:eng
Schlagworte:
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