Cataract surgery is an operation to remove your eye’s natural lens after it has become cloudy.
The purpose of your natural lens is to bend (refract) light rays that come into your eyes to help you see. Your own lens should be clear, but with a cataract it is cloudy. Having a cataract can be like looking through a foggy or dusty car windshield. Things may look blurry, hazy or less colorful.
The only way to remove a cataract is with surgery. Your ophthalmologist will recommend removing a cataract when it impairs you from your daily activities.
During cataract surgery, your cloudy natural lens is removed and replaced with a clear artificial lens. That lens is called an intraocular lens (IOL). Your ophthalmologist will talk with you about IOLs and how they work.
Some of the biggest benefits of cataract surgery are:
Most age-related cataracts develop gradually. As a result, you may not notice signs or changes in your vision right away when cataracts first develop.
Here are some vision changes you may notice if you have a cataract: