Here's a decent pair of binocs in your price range. The size is a nice compromise between the old standard 7x35 and big and heavy 10x50. They are nitrogen purged so they won't fog up. Sportsmans Guide has some other choices too...

http://shop.sportsmansguide.com/net/cb/barska-10x42-mm-waterproof-binoculars-black.aspx?a=733332