Question Detail
Question
The Least Distance of Distinct Vision (LDDV) for a normal eye is commonly referred to as the near point. What is its usual value?
Correct Answer
Option B is the correct answer.
Detailed Explanation
According to the text, the near point 'is usually 25 cm for the normal eye.' This is the closest distance at which a normal eye can focus clearly.
Hint
Recall the standard reference distance for clear close-up vision.