Q3 of 14 Page 190

What are the far point and near point of the human eye with normal vision?

The far point of human eye with normal vision is at infinity and the near point is 25 cm distance from the eye.


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1

What is meant by the power of accommodation of the eye?

 2

A person with a myopic eye cannot see objects beyond 1.2m distinctly. What should be the type of the corrective lens used to restore proper vision?

 4

A student has difficulty in reading the blackboard while sitting in the last row. What could be the defect the child is suffering from? How can it be corrected?

 1

The human eye can focus objects at different distances by adjusting the focal length of the eye-lens. This is due to: