Astigmatism (Convex lens
A. (i) – (C); (ii) – (D); (iii) – (A); (iv) – (B);
B. (i) – (D); (ii) – (C); (iii) – (A); (iv) – (B);
C. (i) – (A); (ii) – (B); (iii) – (C); (iv) – (D);
D. (i) – (B); (ii) – (D); (iii) – (A); (iv) – (C);
Answer:B
Astigmatism (Convex lens
A. (i) – (C); (ii) – (D); (iii) – (A); (iv) – (B); B. (i) – (D); (ii) – (C); (iii) – (A); (iv) – (B); C. (i) – (A); (ii) – (B); (iii) – (C); (iv) – (D); D. (i) – (B); (ii) – (D); (iii) – (A); (iv) – (C);