Visual impairment varies greatly. Most persons who are legally blind retain some vision. Other persons who are legally blind rely on residual vision that is enhanced by adaptive equipment.
Faculty members can be very helpful by choosing class texts early.
It takes several months to have a text audio recorded or brailled. Partially sighted students Between 70 and 80 percent of all legally blind persons in the United States have measurable vision. Partially sighted students may use readers, audio taped texts, raised line drawings, etc. In addition, the partially sighted student may use large print books, closed circuit TV magnifier, or a large print typewriter. There are two basic difficulties that the partially sighted student is confronted with that the blind student is not.