I ran across
Bobarian's thread about a night vision case he had and it got me looking for something similar.
I found some small cases that seem like a super deal at $19.95, check it out (Dimensions: 11" x 8-1/2" x 5"):
http://store.colemans.com/cart/us-gi...ox-p-2676.html
Also a bigger one available with a relief valve for $39.95
http://store.colemans.com/cart/us-gi...er-p-2406.html