Question

does myopia or hypermetropia imply necessarily that the eye has partially lost its ability of accommodation? if not, what cause these defects of vision?

Answer 1

Answer:

power of accommodation related to ciliary muscles which used to adjust the eye lens, ciliary muscles lack in adjustments are due to age problem that's called as presbyopia..

In myobia and hypermetropia , change in its eye lens focus and curvature leads to the vision defects