Defects Of Vision|Types Of Defects|Myopia Or Short-Sightedness|Cause Of Myopia |Correction Of Myopia|Calculation Of Power Of Concave Lens To Correct Myopia|Questions|Home Work|Summary

Types Of Defects|Hypermetropia Or Far-Sightedness|Cause Of Hypermetropia|Correction Of Hypermetropia|Calculation Of Power Of Convex Lens To Correct Hypermetropia|Questions|Home Work|Summary

In myopia or short sightedness

Presbyopia|Cause Of Presbyopia|Correction Of Presbyopia|Use Of Bifocal Lens|Cataract|Questions|Home Work|Summary

A concave lens is used to correct myopia. True/False

The lens used for correcting myopia is.

What is the sign of the power of the lens used to correct myopia ?