Plaffo.com has a picture of the Windows Phone 8 accessibility settings.
The settings allows one to increase the text size in the phone, People Hub, email app, Messaging and Lock screen.
High Contrast will hide background images and change the colours in some apps .
Lastly a screen magnifier will allow one to enlarge a specific area of an app by double tapping it with two fingers.
While the features are good, there are still numerous features which could be added, such as a screen reader, leaving a lot of room for improvement.