AmScope MU035-CK 0.3MP Digital Microscope Camera for Still and Video Images, 40x Magnification, 0.37x Reduction Lens, Eye Tube or C-Mount, USB 2.0 Output, Includes Software and Calibration Slide 0.3MP digital microscope camera for displaying still images or projecting live video to a computer or projector 40x magnification with 0.37x reduction lens Mounts in any C-mount trinocular mount, or any 23mm, 30mm, 30.5mm eye tube USB 2.0 output displays images on a computer or projector Includes calibration slide and image capture and editing software for Windows, Mac OS, and Linux 640x480 pixel USB digital camera captures still images, streams live videos and is compatible with Windows XP/Vista/7/8/10 Mac OS X, and Linux 640x480 pixel USB digital camera captures still images, streams live videos and is compatible with Windows XP/Vista/7/8, Mac OS X, and Linux User-friendly software for Windows offers editing/processing and advanced features including Stitching, EDF and measurement functions Support Native C/C++, C#, Directshow, Twain, Labview Fits four mounting sizes: 23mm, 30mm, 30.5mm, and C-mount (two mounting adapters included) Calibration kit included for precise measurement is included