Myopia (Short-sightedness)
Myopia is a refractive error in which light rays fall into focus in front of the retina. Nearsighted people cannot see distant objects clearly, but they can see relatively well…
Hypermetropia (Farsightedness)
Farsightedness is a condition in which a person, regardless of age, has difficulty focusing objects that are close to the eyes. Light rays entering the eye are not focused on…
Astigmatism (Cylinders)
When the cornea is not perfectly rounded, but is curved, like a rugby ball, or is curved in the wrong direction, astigmatism occurs. The light rays that pass through the…
Strabismus
Strabismus is a condition that is characterized by a disturbance of oculomotor balance, that is, two eyes do not have the same direction of gaze when observing an object. One…
