what is presbyopia???????????
Asked by kanishkaaggarwal | 29th May, 2009, 07:42: PM
It is a defect of vision. Any one suffering with this defect cannot see the near objects. This defect is generally observed in older people. It can be corrected with the help of convex lenses.
Answered by | 29th May, 2009, 10:14: PM
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