– …..can be eliminated, if each zone of the lens satisfies Abbe’s sine condition.
A. Coma
B. Astigmatism
C. Distortion
D. The curvature of the field
Answer:A
– …..can be eliminated, if each zone of the lens satisfies Abbe’s sine condition.
A. Coma B. Astigmatism C. Distortion D. The curvature of the field