Luna Display 5.0 - Turn your iPad into a wireless display, now for Windows
Luna Display is a hardware solution that turns your iPad (or Mac) into a wired or wireless second display – Now with support for Windows!
Astropad - Transform your iPad into a professional graphics tablet
Astropad will be your graphic design tablet for your Mac! Draw directly, with no compression, in Photoshop from your iPad. This tool allows you to connect your Mac and your iPad together to create the perfect working space! No lagging, only high-quality clear images!