Don't forget about Burris
I've bought a couple of the E1s in the last year and love em and the fullfield 2s have always been a solid value. the 30mm tubes would be great for going long but they're out of stock.
http://www.bigsupplyshop.com/Burris-...5_p_19035.html
http://www.bigsupplyshop.com/Burris-...193_p_513.html