As well as protecting the rest of the eye, the cornea is responsible for a certain amount of visual acuity. The cornea acts as the eye’s outermost lens,contributes between 65 to 75% of the eye’s focusing power.
It also functions as a filter, screening out damaging ultraviolet (UV) wavelengths and protecting the lens and retina.
There are a number of diseases and disorders that can affect the cornea. Click here to learn more.