AmScope 40x-2000x Biological Binocular Microscope + USB2.0 Digital Camera Professional eight magnification settings from 40X to 2000X Widefield optics; Abbe condenser with iris diaphragm 3D double layer mechanical stage; Coarse & fine focusing 640x480 pixel USB camera with 0.5x reduction lens Advanced editing, processing & measuring software compatible with Windows XP/Vista/7/8, Mac OS 10.6 & up and Linux