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Answer 1

Answer:

Difference between Hypermetropia and Myopia

Hypermetropia

1. It's also known as long sightedness
2. It causes shortening of eye ball
3. Nearby objects cannot be seen clearly
4. The focal length of the eye lens is increased
5. The distance between eye lens and retina decreases
6. The near point will not be 25 cm and moved further

7. Image of the distant objects are formed Behind the retina

8. Defect can be corrected by using convex lens

Myopia

1. It's also known as short sightedness
2. It causes lengthening of eye ball
3. Distant objects cannot be seen clearly
4. Focal length of eye lens is reduced
5. Distance between eye lens and retina increases
6. The far point will not be infinity and has come closer
7. Image of distant objects are formed before retina
8. Defect can be corrected by using concave lens