Blind and Vision Impairment Essay Example for Free

Blind and Vision disability EssayMillions of Americans have the tendency to confuse being vision impaired as being blind but in all actuality they are different. This digest will break down the different destinys of blindness and vision impaired highlighting the components of the two. Blindness When a person is legally blind their visual acuity is 20/cc or worse in the better warmness with square upive lenses (20/200 means that a person at 20 feet from an eye chart can see what a person with normal vision could see at 200 feet). Visual field restriction to 20 degrees or less (tunnel vision) in the better is another component to blindness.An individual who suffers from advanced glaucoma, retinal degenerations, and neurologic disorders usually qualify under this criterion. Legal blindness is rattling common in older people because eye visual modality tends to worsen with time and age. Approximately 135 verboten of every 1,000 people over the age of 65 are considered legall y blind. About 1. 3 cardinal Americans fall into this category. Only about 10% of legally blind people read Braille, and a oft smaller percentage use white canes or guide dogs. Vision ImpairmentVisual Impairment or Vision Impairment is vision loss that constitutes a significant limitation of visual strength resulting from disease, trauma, or a congenital or degenerative condition that cannot be corrected by courtly means, including refractive correction, medication, or surgery. Partially sighted indicates some type of visual problem, with a need of a person to receive special education in some cases. Low vision generally refers to a severe visual deterrent, not necessarily limited to distance vision.Low vision applies to all individuals with sight who are unable to read the newspaper at a normal viewing distance, even with the guardianship of eyeglasses or contact lenses. They use a combination of vision and other senses to learn, although they may pick out adaptations in lig hting or the size of print, and sometimes, Braille. Common phrases used with vision impairment is near-sighted or short-sighted, the correct term is Myopic which is unable to see distant objects clearly. Another common phrases used with vision impairment is far-sighted or long-sighted the correct term is Hyperopic which is unable to see close objects clearly.