Presbyopia for human eye can be removed by using:
Prismatic lens
Concave lens
Convex lens
Bi-focal lenses
Presbyopia for human eye can be removed by using bi-focal lenses.
Astigmatism (for a human eye) can be removed by using ___.
Astigmatism (for a human eye) can be removed by using
[CPMT 1972; MP PET/PMT 1988; CBSE PMT 1990]
The human eye can focus objects at different distances by adjusting the focal length of the eye lens. This is due to
(a) presbyopia
(b) accommodation
(c) near-sightedness
(d) far-sightedness