Silver Book Fact
By 2020, the number of Americans age 40 and older with low vision is projected to reach 3.9 million– growing from 2.4 million in 2004.
Congdon N, O'Colmain B, Klaver C, Klein R, et al. Causes and Prevalence of Visual Impairment Among Adults in the United States. Archives of Ophthalmology. 2004; 122(4): 477-85. https://pubmed.ncbi.nlm.nih.gov/15078664/