OPHTHALMIC LENS

An ophthalmic lens with an aspherical face is provided having a near vision region which is larger in size and wider than that of conventional multifocal lenses, and having reduced aberrations and, notably, astigmatism. Using A to signify a difference in mean sphere between the near vision control p...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ROLAND, ERIC, FAUQUIER, CATHERINE, HARSIGNY, CHRISTIAN, PEDRONO, CLAUDE, JURKIEWIEZ, FANNY
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CONTACT LENSES OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS SPECTACLES SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURESAS SPECTACLES
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