Spotlight: VizTools' HandiZoom - Zoom Controller
The HandiZoom provides camera and zoom controls to your fingertips, and helps stabilize your shooting. The motorized drive for manipulating the zoom helps ensure a smooth motion. It can also be set at a maximum speed. The HandGrip balances well in one hand, freeing you to dedicate your second hand to zoom or another function. The flexible system has a quick-release for changing Parfocal Twist Type lenses on Canon cameras (as of release) Control can also come from a remote, and focus can be adjusted with five and 10x magnification.