There are but a couple on the market. iTV, Cinemizers and the soon to be Dominator HD.
I choose the Cinemizers, due to being able to keep LOS while wearing them and the relatively better reviews over the iTV. I think they are overpriced by 50% for certain; but they do exactly what I wanted them to. I never fly without them.
There are other, standard def goggles all over the market place. If you can covert your device's signal with an adapter, you'll save 100s and you won't care much, because the FPV signal is SD anyway.
Just 2cents worth of words.