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Cornea is the transparent front surface of the eye. IT is an important optical structure through which rays of light enter the eye. Any damage or Injury to this delicate structure can lead to permanent loss of corneal transparency or in other words cause clouding & opaciflication thereby preventing the entry of light rays into the eye & diminishing vision. In case of severe degree of damage this can cause total loss of vision making the person visually handicapped due to corneal blindness.