Refraction correction
(A) Completely eliminates curvature correction
(B) Partially eliminates curvature correction
(C) Adds to the curvature correction
(D) Has no effect on curvature correction
(A) Completely eliminates curvature correction
(B) Partially eliminates curvature correction
(C) Adds to the curvature correction
(D) Has no effect on curvature correction