Paths to Literacy

for students who are blind or visually impaired

Understanding the Numbers Behind a Student's Visual Impairment and the Use of Functional Vision

Blurred image simulating what someone with 20/400 sees

This video is part 2 of an 11-part self-paced training series called Tools to Support You in Having a Student with a Visual Impairment in Your K-6 General Education Classroom.

You've likely sat in the eye doctor's chair and read letters off of a chart. What do those letters tell the eye doctor and how does this information connect with how your student uses vision? This section will help you understand the meaning behind "20/70" or "20 degree visual field". 

 
Collage of understanding the numbers
 

Return to home page of Tools to Support You in Having a Student with a Visual Impairment in Your K-6 General Education Classroom.

Posted on October 4, 2019
Updated on: October 5, 2019