The definition of legal blindness used in this country requires a best-corrected distance visual acuity of 20/200 or worse in the better eye or a visual field reduction to 20[degrees] in diameter or less. Prevalence and characteristics of dual sensory impairment (hearing and vision) in a veteran population.
Beaverton, Oregon. Beaverton is a city in Washington County, in the U.S. state of Oregon. The city center is 7 miles (11 km) west of downtown Portland in the Tualatin River Valley. As of the 2010 census, the population is 89,803. This makes it the second-largest city in the county and Oregon's sixth-largest city.
Beaverton and Tigard are middle class suburbs up on the plateau west of town, featuring some of the areaâs larger employers led by Intel and Nike. With no Washington income tax and no Oregon sales tax, many residents choose to live in Vancouver and work and shop in Portland. Vancouver also has an excellent supply of family homes, good jobs and schools.