Question

The eye defect 'presbyopia' can be corrected by _____
a. convex lens
b. concave lens
c. convex mirror
d. bi focal lens​

Answer 1

Answer:

d. bifocal lens

Explanation:

To correct this defect, a person is prescribed bifocal lens that has both types of lenses convex and concave.

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Answer 2

The Answer for this question is “bi focal lens”