Q. Refraction correction (Solved)
1. completely eliminates curvature correction
2. partially eliminates curvature correction
3. adds to the curvature correction
4. has no effect on curvature correction
- b. partially eliminates curvature correction
1. completely eliminates curvature correction
2. partially eliminates curvature correction
3. adds to the curvature correction
4. has no effect on curvature correction