To prevent farsightedness, we use a convex lens. Farsightedness, or hyperopia, is a condition where distant objects are seen more clearly than near ones. A convex lens converges light rays before they enter the eye, helping to focus the image ...
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A person suffering from farsightedness (hyperopia) has difficulty seeing nearby objects clearly. Hyperopia occurs when light entering the eye is focused behind the retina, causing nearby objects to appear blurry. This condition can often be corrected with convex lenses, which ...