Question
Physics Question on Optical Instruments
A person suffering from myopia should use a
A
concave lens
B
convex lens
C
cylindrical lens
D
bifocal lens
Answer
concave lens
Explanation
Solution
In myopia or nearsightedness, distant objects are not clearly visible and image of distant object is formed before the retina. This defect is remedied by using spectacles having concave lens (or divergent lens)