MahaTET / MPSC ScienceHard
Q.A person suffering from Astigmatism cannot simultaneously focus on horizontal and vertical lines. This defect is corrected by using which type of lens?
a
Convex lens
b
Concave lens
c
Cylindrical lens
d
Bifocal lens
Correct Answer: Option C
The correct solution involves applying the fundamental concept to derive the final value step by step...