Patent ID: 6835204
Filing Date: 2004-12-28
Classification: A61F,G02C

Abstract:
An intraocular lens comprising:an optical lens part which has a central lens area having a spherical profile and a diameter of approximately 4 mm, and a single annular lens area surrounding the central lens area, wherein the central lens area and the annular lens area form one common focus; the annular lens area having concentric annular zones each with a respective optical path of a respective path length, wherein the difference in path length of the optical path between adjacent concentric zones is an integral multiple of n=2 or more of a design wavelength; the optical lens part having a meridian section provided with an aspherical curvature profile; and the annular area with the concentric zones having the different path lengths being arranged in the lens part in which the aspherical curvature profile has an effect.