glossary

Clear and comfortable eyesight in both far and near vision. Emmetropia is the opposite of ametropia. Absence of Refractive Error. Sometimes called ?Normal 20/20 Vision.? Images at 20 feet focus sharply on the retina.

Infection which involves the internal structures of the eye. It usually poses a serious threat to the visual function of the eye.

The layer of the cornea closest to the anterior chamber. It is a single layer of cells which does not regenerate after birth. Its function is to pump fluid out of the cornea. If it fails, the cornea becomes hazy (decompensates).