Multifocal lens implant (IOL), presbyopia, cataract surgery - A State of Sight #3

Lens implants from cataract surgery can give a full range of vision from up close to far away. Isaac Porter, MD explains how our eyes focus and new technology that can reduce the need to wear glasses for distance and near vision.  Age related focus dysfunction (presbyopia) affects everyone beginning around age 45 and causes difficulty reading.  This may be corrected with reading glasses or bifocals, but now when patients need to have cataract surgery, they have lens options that can reduce this need for reading correction.

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