Answer to Question #182759 in Optics for Jam

Question

A nearsighted person cannot see clearly beyond 75 cm. What lens him

would you prescribe to correct his distance vision problem?

Answer 1

$\bigstar$ Correction of nearsightedness requires a diverging lens that compensates for the over convergence by the eye.

$\bull$ The diverging lens produces an image closer to the eye than the object,

$\bull$ so that the nearsighted person can see it clearly.

$\bigstar$ Concave lenses are used in eyeglasses that correct nearsightedness