Blindness

1
Blindness Low Vision
2
IDEAs Definition

• An impairment that, even with correction,
  adversely affects a childs educational
  performance.

3
DECAs Definition

• Visual impairment including blindness is an
  impairment that, even with correction adversely
  affects a students educational performance. The
  term includes both partial sight and blindness.
• a deficiency in visual acuity that, even with
  the use of lenses or corrective devices, requires
  special education and related services

4
Legal definition used for government entitlements

• Visual acuity of 20/200 or less in the better eye
  after best correction
• Visual field of 20 degrees or less