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

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:
CONTACT LENSES
OPTICS
PHYSICS
SPECTACLES
SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURESAS SPECTACLES
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Beschreibung
Zusammenfassung: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 embodiments, such lens may be useful for correcting refractive error of an eye and/or for controlling eye growth. Fig. 6 -L m _____ U Un 0 LA Ln w cyi ci 114C; C (G) 0a~