i am going to be purchasing an underwater housing soon, i love under water photography / videography. i have lived on water all of my life. these are the housings i am looking at so far http://ikelite.com/web_two/nik_d300.html i have one ikelite housing already for my vireo camera and LOVE it. or http://www.ewa-marine.de/index.php?id=425 any suggestions? i have a nikon D300 do housings work with most lenses? dont really have a budget either.