Astigmatism occurs when the cornea does not have a truly spherical shape. This defect can be cured by the use of a :

concave lens

No worries! We‘ve got your back. Try BYJU‘S free classes today!

cylindrical lens

No worries! We‘ve got your back. Try BYJU‘S free classes today!

convex lens

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

plano-convex lens

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B convex lens
Astigmatism occurs when the cornea does not have a truly spherical shape. This defect can be cured by the use of a convex lens.

Suggest Corrections

Similar questions

In an astigmatic eye, the shape of cornea is ___. This defect is corrected using a ___ lens.

Q. In an astigmatic eye, the shape of the cornea is

___

. This defect is corrected using a

___

lens.

Q. Which defect of vision can be rectified :
(a) by using a concave lens ?
(b) by using a convex lens ?

When sunlight is concentrated on a piece of paper by a spherical mirror or lens, then a hole can be burnt in it. For doing this, the paper must be placed at the focus of : (a) either a convex mirror or convex lens (b) either a concave mirror or concave lens (c) either a concave mirror or convex lens (d) either a convex mirror or concave lens

Q. Choose the correct answer from the alternatives given in the brackets.
The defect myopia can be corrected by using a ..............
(Convex lens, Concave lens, Concave mirror, Convex mirror)

Join BYJU'S Learning Program

Astigmatism occurs when the cornea does not have a truly spherical shape. This defect can be cured by the use of a :

The correct option is B convex lensAstigmatism occurs when the cornea does not have a truly spherical shape. This defect can be cured by the use of a convex lens.

The correct option is B convex lens
Astigmatism occurs when the cornea does not have a truly spherical shape. This defect can be cured by the use of a convex lens.