![]() In a case where the IOL has moved, your eye doctor can easily reposition the lens. ![]() ![]() Your eye doctor will reexamine your eyes the next day, to determine if your IOL has remained in its correct position. However, even with precise measurements, the IOL can move slightly during surgery, causing its position to shift as well. An accurate calculation of your refractive error will help you to achieve the 20/20 vision you are anticipating. Your eye doctor will calculate a precise measurement of your optical prescription prior to your scheduled surgery, in order to ensure that the correct power is attributed to your IOL. An effective lens position will enable the possibility of achieving 20/20 vision.Įqually important, is the exact calculation of your refractive error. These measurements will help your eye doctor to determine the most appropriate type of IOL, as well as how to accurately position the IOL. Prior to cataract surgery, your eye doctor will use an ultrasound test to take precise measurements of the size and shape of your eye. The IOL bends or refracts the light rays that enter your eye, to enable clear vision. What is an artificial lens?Īn artificial lens, called an intraocular lens (IOL), is a tiny lens that serves as your new eye lens. As cataracts worsen, they threaten vision clarity to the point that performance of many routine activities becomes quite challenging.Ĭataract surgery involves replacing the eye’s natural lens with an artificial lens to improve clarity of vision. How does cataract surgery help to improve vision?Īs cataracts develop and cloud the eye’s natural lens, significant visual distortions begin to impact the ability to see clearly.
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