Wiktionary
visually impaired
a. Partly or wholly blind.
WordNet
visually impaired
adj. having greatly reduced vision [syn: dim-sighted, near-blind, purblind, sand-blind, visually challenged]
visual impairment resulting from faulty refraction of light rays in the eye
Usage examples of "visually impaired".
I think your insensitive behavior toward this female makes me conclude that you are mentally disadvantaged, visually impaired, and that your parents were unmarried.
She touched his face more gently this time, as if she were visually impaired.