The World Health Organization uses the following classifications of visual impairment. When the vision in the better eye with BEST POSSIBLE glasses correction is:
There are also levels of vision loss that are based on visual field loss (loss of peripheral vision). In the United States, a person who has a remaining visual field loss of 20 degrees or less is considered legally blind.
You may wonder what to do when the student's vision cannot be corrected to 20/20 but they are found to not meet the eligibility criteria for school based vision services. Other school personnel and/or specialists may be able to address the students unique visual and learning needs. A reading specialist may be contacted to work on reading and learning disabilities. An occupational therapist and a physical therapist may address concerns of eye hand coordination and vision perception difficulties. Be assured that even if a student does not meet the eligibility for school based vision services, they can still receive the accommodations they need to be successful in school.
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