“Visual impairment including blindness means an impairment in vision that, even with correction, adversely affects a child’s educational performance. The term includes both partial sight and blindness.”
Based on clinical measures of…
Visual Acuity: clarity / sharpness of vision
Visual Field: range in which objects can be seen centrally / peripherally
Did you know
Low-incidence disability due to infrequency
Occurs in less 0.5% of all children w/ disabilities
14 million people age 12+ have some sort of vision impairment, 11 million of these people have corrective lenses
60,393 legally blind children between 0-21 (American Printing House for the Blind - Report in 2016)
More about VI
Socially more isolated and less assertive than other children
Experiences must be gained by using the remaining senses, especially touch and hearing
Learn to travel safely and efficiently in the environment using a variety of orientation and mobility skills (i.e., competencies for traveling safely and efficiently through one’s environment) and tools, such as the long cane
Even with effective mobility skills, they still have some level of detachment from the environment because vision disables immediate and direct control of the environment.
Use a variety of alternative media and tools for reading and writing, depending on their individual needs. They may use braille or an alternative form of print.
- Industries of the Blind, Inc.
Breakdown of Common Causes of VI
--> When problems exist in the structure / functioning of the eye
--> When eye is damaged through illness / injury
--> When neurological problem prevents communication between the brain and the eye