It's a little-known fact that, in spite of all the advances in eye care technology today, even healthy eyes still contain some imperfections called higher order aberrations.

One type of higher order aberration common to cataract patients are spherical aberrations, which can lead to a gradual reduction in vision acuity and function.

An aberration is an irregularity in the shape of the eye's refractive surface that can distort vision. As you get older, your eye's lens gets thicker and rounder, causing image quality to deteriorate. Spherical aberrations are generally associated with:

  • Double vision
  • Blurriness
  • Halos
  • Loss of contrast
  • Poor night vision

The AcrySof® IQ lens is designed to reduce spherical aberrations, increase contrast sensitivity, and improve functional vision. The overall result of the AcrySof® IQ lens offers these advantages over traditional spherical cataract lenses:

  • Enhanced clarity
  • Improved image quality
  • Filtered blue light for rich, vibrant color

The Acrysof® IQ lens is among the family of AcrySof® IOLs that are the most widely used for cataract surgery, with more than 30 million implanted worldwide.

Learn how the AcrySof® IQ lens offers increased contrast sensitivity

[Page updated November 2007]

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