Question

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Difference between Presbyopia, Hypermetropia And Myopia ?

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Answer 1

Answer:

Hypermetropia are the eye disease in which we can't able to see the nearby object from our eyes.

Myopia are those in which we can't able to see the distant objects from our eyes.

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Answer 2

Answer:

Difference between Myopia, Hypermetropia and Presbyopia.

Explanation:

$\begin{tabular}{|c|c|c|c|} \cline{1-4}\sf\:Points & \sf\:\:Myopia & \sf\:Hypermetropia & \sf\:Presbyopia\\\cline{1-4}\sf\:Objects\:can\:be\:seen & \sf\:Nearby\:objects & \sf\:Distant\:objects & \sf\:Nearby\:objects\:with\:spectacles\\\cline{1-4}\sf\:Objects\:can't\:be\:seen & \sf\:Distant\:objects & \sf\:Nearby\:objects & \sf\:Nearby\:objects\:without\:spectacles\\\cline{1-4}\sf\:Position\:of\:image & \sf\:In\:front\:of\:retina & \sf\:Behind\:the\:retina & \sf\:On\:the\:retina\\\cline{1-4}\sf\:Corrected\:with\:lens & \sf\:Concave\:lens & \sf\:Convex\:lens & \sf\:Convex\:lens\\\cline{1-4}\end{tabular}$

1. Myopia, Hypermetropia and Presbyopia are eye defects.

2. These words are actually formed by the combination of English and Greek language.

3. In these all words 'pia' is a common suffix.

4. 'Pia' means 'any more' in Greek language.

5. And 'pia' means a mambrane of brain and spinal cord in scientific language.

6. The word myopia is formed by two words 'myo' & 'pia'.

7. 'Myo' means muscles.

8. Myopia means the condition of the muscles of eyes in which the person can't see anymore than a specific limit.

9. The word 'hypermetropia' is formed by three words 'hyper', 'metro' & 'pia'.

10. 'Hyper' means more than a certain limit and 'metro' means measure.

11. Hypermetropia means the condition of eyes in which a person can see the objects more than a certain limit having a large distance.

12. The word 'presbyopia' is formed by two words. Greek word 'presbus' and 'pia'.

13. 'Presbus' which is transformed into 'presbyo' means the old age.

14. Presbyopia means the condition of eyes in old age in which a person cannot see the objects at any distance without spectacles.

All these three eye defects can be corrected by using particular lenses in spectacles as mentioned above.