Cataracts, Sensitivity to Light and Solar Shield ‘Fits Over’ Sunglasses

A cataract is a blurring of the lens in the eye making vision cloudy. Most cataracts are age-related. By age 80, more than 50% of all Americans will have a cataract. The lens is a clear part of the eye that allows light (images) through to the retina. The retina is the tissue in the back of the eye. In a healthy eye, light passes through the lens to the retina, reaches the retina, is changed into nerve signals and these are sent to the brain. The lens must be clear for the retina to receive a sharp image. If the lens is cloudy from a cataract, the image you see will be blurry. The eye lens is made of primarily of water and protein. The protein is arranged in a specific way that keeps the lens clear and lets … Read More