Prior Scientific (Rockland, MA) offers the ProScan III microscope automation system, with a compact and modular design capable of controlling up to 16 axes including a motorized stage, focus drive, three filter wheels and three shutters. An improved processor provides up to a 250% increase in stage speed. Communication to the controller has been improved with a true USB with direct HID connection available, making the unit both Windows and Mac compatible. New features in the center allow the user to measure distances, label filter wheel positions with dye names (e.g., DAPI, FITC, etc.) and take fine control of the stage for intricate movements.