(1) "Blind or visually impaired child" means an individual who is eligible for special education services and who:
(a) has a visual acuity of 20/70 or less in the better eye with correcting lenses or has a limited field of vision such that the widest diameter subtends an angular distance of no greater than 20 degrees; or
(b) has a medically indicated expectation of visual deterioration that would qualify the child as having a visual acuity as described in subsection (1)(a).
(2) "Braille" means the system of reading and writing through touch, commonly known as standard English Braille.
(3) "Individualized education program" means a written statement developed for a student eligible for special education services pursuant to the Individuals With Disabilities Education Act, 20 U.S.C. 1401(11).