
Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.

Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.

Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.

Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.

Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.

Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.

Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.

Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.

Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.

Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.

Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.

Refractive error represents an optical imperfection of the eye, i.e. the inability of the eye to sharpen the image.