There are always different ways of using your iPad, I try and use it any situation, I usually have it sitting next to my desk on the right side of the screen. The way this HoverBar works is that it mounts on the back of the The HoverBar fits all iPad 2 models and attaches to all iMacs and Apple Displays with an L-shaped desk stand, priced at $79.99 its a bit on the high side but has a solid build.

Link: TwelveSouth