In presbyopia, the lens thickens and loses its flexibility, and the eye cannot focus on a near object. Light entering the eye is focused (focal point) behind the retina instead of on the retina. This causes blurred vision.
|Primary Medical Reviewer||Kathleen Romito, MD - Family Medicine|
|Specialist Medical Reviewer||Christopher J. Rudnisky, MD, MPH, FRCSC - Ophthalmology|
|Last Revised||June 13, 2011|