A person cannot see distinctly objects kept beyond 2 m. This defect can be corrected by using a lens of power
Q. A person cannot see distinctly objects kept beyond 2 m. This defect can be corrected by using a lens of power
A. +0.5 D
B. ─0.5 D
C. +0.2 D
D. ─0.2 D
Answer: ─0.5 D