Out of Focus?

  • The Normal Eye

    The function of our eyes is to enable us to see clearly the objects in our surroundings at variable distances and under various conditions of lights. This function is achieved by a very complex arrangement of structures in the eye. Parts of More

  • Myopia

    Myopia (Short-sightedness) The cornea/lens complex is too strong for your eye, so the light rays come into focus before they reach the retina. You can see objects that are close, but cannot see things in the distance without glasses or contact lenses. <img style="float: left;"... More

  • Hyperopia

    Hyperopia (Long-sightedness) The cornea/lens complex is too weak for your eye, so the light rays come into focus beyond the retina. You can see some things that are in the distance, but need glasses or contact lenses for objects that are close. If you are very far-sighted, even... More

  • Astigmatism

    Astigmatism Your cornea has an abnormal curvature, and is shaped more like a rugby ball than a basketball. Light rays do not focus at a point at any distance without the help of glasses or contact lenses. Astigmatism often occurs in combination with myopia or hyperopia. <img... More

  • Presbyopia

    Presbyopia (weakening reading vision) What is it? “Accommodation” is the process whereby the flexible natural lens in your eye changes shape to enable you to focus on near objects and read. Presbyopia is a common condition occurring in the 40s to 50s where the lens... More