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SpacePilot - 3D Motion Controller w/LCD Display - Optical - 21 but
Building on the Two-Handed Power of the highly successful SpaceBall and SpaceMouse, SpacePilot is a true breakthrough in the world of intelligent interface devices. It features adaptive sensing technology that intelligently gives you the exact functions you want, the instant you want them. Plus you get an array of extendable keys that put unlimited functions and functionality right at your fingertips. While the mouse isolates you from the 3D design process, SpacePilot connects you. It becomes a virtual extension of yourself - significantly outperforming the mouse, allowing you to effortlessly pan, zoom, and rotate simultaneously 3D models and scenes. Navigation is more precise and fluid. The result is a 

Price is $228.00
Price: $228.06