14MP USB2.0 Microscope USB Digital Camera + Advanced Software and Micrometer Captures 14MP still images, records and streams live videos Multi-functional software offers advanced features including stitching, fusion and measurement Compatible with Windows XP/Vista/7/8/10, Mac OS X and Linux Calibration Kit included for precise measurement Fitting four mounting sizes: 23mm, 30mm, 30.5mm, and C-mount