Question

What is called as the range of vision of the eye?

• A. Distance between near point and far point
• B. Nearest point up to which the eye can see clearly
• C. Farthest point up to which the eye can see clearly
• D. None of these

Answer 1

The correct option is A Distance between near point and far point

It is the distance between the near point and far point. Within the range of vision, there is one point where object placed are most distinctly visible. The distance of this point, from the eye, is called least distance of distinct vision. For normal eye this least distance is 25cm.