Cataract

The Operation To Remove A Cataract Involves Opening A Small Incision 3 To 3. 2 Mm At The Junction Of The Clear And White Outer Parts Of The Eye In Order To Remove The Lens Using High Frequency Sound Waves Ultrasonic Energy To Break Up The Lens And Suction It Out Phacoemulsification Through The Incision. After Thoroughly Cleaning The Lens Capsule Sac To Remove All Remaining Debris, An Artificial Intraocular Lens Iol Is Usually Inserted To Help The Eye Focus In The Absence Of The Removed Lens. Here, The Hard Center, Or Nucleus, Of The Lens Tumbled To The Back Of The Eye After Being Freed From The Envelope Of The Lens. (Photo By BSIP/UIG Via Getty Images)