Accommodation
refers to the ability of the lens of the eye to focus. There
is a natural loss in the focusing power of the
lens with age, called "presbyopia." The
result is that reading glasses or bifocals are
typically necessary for near vision tasks after
age 40 to 50.
Intraocular lenses (IOL) are designed
to restore the eye's natural ability to focus
(accommodate) following cataract removal.
Until recently,
patients undergoing lens implant surgery received a
monofocal, or single focus IOL. Monofocal IOLs implanted
in both eyes generally provide excellent distance vision,
while patients often need spectacle correction for
near and intermediate vision.
In the late 1990s, Advanced
Medical Optics (AMO) introduced its first multifocal
IOL designed to provide multiple points of focus, thereby
dramatically reducing the need for bifocals or trifocal
glasses after surgery.
Today,
with its many optical design enhancements, AMO’s second-generation ReZoom™ Multifocal
IOL is providing patients with a full range of vision
and greater independence from glasses or contact
lenses than ever before. Clinical studies show that
92% of those receiving the ReZoom™ Lens technology “never”,
or “only occasionally,” need to wear
glasses.1
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