### Question
How is the "individual who is deaf-blind" defined?


### Answer
The term **individual who is deaf-blind** is defined in *29 U.S.C. § 1905* as follows -

> any individual—


(A)(i) who has a central visual acuity of 20/200 or less in the better eye with corrective lenses, or a field defect such that the peripheral diameter of visual field subtends an angular distance no greater than 20 degrees, or a progressive visual loss having a prognosis leading to one or both these conditions

#### Citation:
  - *29 U.S.C. § 1905*
  - Heading: **CHAPTER 21-HELEN KELLER NATIONAL CENTER FOR YOUTHS AND ADULTS WHO ARE DEAF-BLIND**

