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Question
Distinguish between the following pair of words:
Myopia and hypermetropia
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Solution
| Myopia | hypermetropia |
| (i) The image of distant object is produced in the front and not on the retina . | (i) The image is produced beyond the retina as the light rays are unable to converge on the retina. |
| (ii) It results from abnormally long eyeball . | (ii) It results from abnormally short eyeball. |
| (iii) The defect can be produced by high convexity of the lens . | (iii) The defect can be produced by low convexity of the lens . |
| (iv) It can be corrected by the use of spectacles having concave lens . | (iv) It can be corrected by the use of spectacles having convex lens . |
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