AmScope 1.3M USB Microscope Live Video Photo Digital Camera + Calibration Kit Captures 1.3MP crisp sharp still images and streams real-time live video on your PC screen Includes microscopy calibration kit for precise measurement Includes advanced editing, processing & measuring software compatible with Windows 2000/XP/Vista/7 Supports high quality print imaging in BMP, TIFF, JPG and other formats USB2.0 High speed connection