what is longsighted ness ? how can it be rectified
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Long Sightedness: A long sightedness person can see distant objects clearly but objects closer to the eye appears blurred. This can be corrected by using convex lens of appropriate focal length.
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Longsightedness is easy to fix, and eyes that are longsighted are otherwise healthy. Since it occurs when images are focused behind the retina, it is corrected when images are refocused onto the retina.
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