Question #aaeaa
2 Answers
Feb 10, 2018
Positive power(
They are related as,
So,the lens has a focal length of
And,remember,lens with positive power is given to a patient of Hypermetropia where the eyeball has smaller dimensions than normal and as a result of this refractive error,image is formed behind the fovea.
So a converging lens is recommended, so that it can converge the light more to make the image fall on fovea within that shortened distance.