http://www.engadget.com/2008/12/05/filmmaker-hopes-to-replace-false-eye-with-webcam-become-a-super/

As can be seen by following the link below, there are many types of visual dissability, for my final project I aim to replicate these for people to understand where the user with the impairment is coming from. There are some fantastic pictures of how these people see the world and it is these views that I am hoping to replicate.

http://www.sapdesignguild.org/editions/edition9/vision_physiology.asp