Question

The least distance of distinct vision for a person with normal vision is about ______.

Options

• 1 m

• 0.5 m

• 0.25 m

• none of these

Answer 1

The least distance of distinct vision for a person with normal vision is about 0.25 m.

Explanation:

The least distance of distinct vision (near point) for a normal human eye is about 25 cm, which equals $$0.25\text{ m}$$. 1 m and 0.5 m are greater than the normal near point.