I ended up buying the Go! Jacket made by M-Edge for the Sony Reader Pocket Edition. It fits my Libre great. I got the black one.
http://www.medgestore.com/products/prs300-go.psp
I also bought the e-Luminator 2 booklight which slides into the side of the jacket. This was a waste of money - the little spot light doesn't cover the entire screen. Much better is this LED earlight I got from Amazon:
http://www.amazon.com/eGear-LED-Ligh...5&sr=8-1-fkmr1