This forum is supposed to help people, and in certain cases give them hope.
That does not mean that people can not give their opinion and not agree with what is stated by others.
Accommodation of the eye is not achieved by the extrinsic eyemuscles, they are used to move the eyeball in the socket.
The accommodation is achieved by changing shape of the lens.
The refractive error is due to a mismatch between the lens and size of the eye.
FD