Motorized zoom 3.0 for Alphashot XL family enables to control lens zoom remotely from Orbitvu software and to store zoom position as part of a template. An encoder is used for automated calibration of zoom range and provides high precision of zoom positioning. Zoom range and last used zoom position are saved in an internal flash memory. Recommended when working with items of different sizes. Requires elevated top camera support: 234A40 or 234A43.