write the usea of convex lens??
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The convex lens is used to solve the problem of farsightedness or Hypermetropia, by bending the light ray which shortens the focal length and makes the light ray focus on the retina in a proper way. Cameras: The convex lens is used in the camera for focusing the image and also for magnifying it.
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the convex lens used to solve the problem of farsightedness and hypermetropia,by bending the light Rays which shortens the focal length and makes the light Ray focus on the retina in a proper way
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