If far point of myopic person is 50 cm in front of the eye, what is the power of lens required to enable him to see very distant objects clearly ?

The far point of a myopic person is 80 cm. In front of the eye. What is the power of the lens required to enable him to see very distant objects clearly ? In what way does the corrective lens help the person above?Does the lens magnify very distant objects?Explain.

The far point of a myopic person is 80 cm. In front of the eye. What is the power of the lens required to enable him to see very distant objects clearly ? The person above prefers to remove his spectacles,while reaing a book.Explain,why.

The far point of a myopic person in 80 cm in front of the eye. What is the nature and power of the lens required to correct the problem?

A certain myopic person has a far point of 150 cm. What power of a corrective lens must have to allow him to see distant objects clearly ?