All the Redfields are fully multi-coated, nitrogen purged, waterproof, and shock tested. If you don't mind the 1" tube, it's a quality scope.
Some people prefer 30mm tube diameter because it helps with light transmission, but with a 52mm objective, I don't think that will be a problem. It is really only a consideration if you're out in the woods before dawn every day, and until after dusk.
I haven't personally looked through this scope, but on paper it seems well worth the price.
I have a friend who loves to use deer feeders that will hold like 5- 40 pound bags of feed or corn, and wants help hauling them deep into the woods where he has amazingly located the perfect spot for this 30 pound battery operated tripod that will only be there for a couple of weeks each year. My suggestion to him was to build some kind of light weight gravity feeder that could be strapped to a tree or a fence post if permenant, and this is what we came up with. I am...