Question

Write true or false for the following statements :
To correct astigmatism we use cylindrical lens.

• A. True
• B. False

Answer 1

The correct option is A True

If a person is suffering from astigmatism that he cannot simultaneously see both horizontal and vertical of the object with same clarity.
Cylindrical lens has different curvature in horizontal and vertical direction which can enable the person to see the object clearly as shown in the figure below.