Question
Farsightedness and Nearsightedness.
| Farsightedness | Nearsightedness | ||
| (i) | Curvature of cornea and eyelens decreases | (i) | Curvature of cornea and eyelens increases |
| (ii) | Eyeball elongates slightly | (ii) | Eyeball flattens slightly |
| (iii) | Image of the nearby object falls behind the retina. | (iii) | Image of the nearby object falls on the retina. |
| (iv) | Image of the distant object falls on the retina. | (iv) | Image of the distant object falls in front of the retina. |
| (v) | This defect is corrected by using a spectacle of convex lens of suitable focal length. | (v) | This defect is corrected by using a spectacle of concave lens of suitable focal length. |
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