AmScope 3.5X-180X Fiber Ring Articulating Zoom Stereo Microscope + 10MP Digital Camera 3.5X-180X zoom magnification power with crisp stereo images 2-1/2" (65mm) super widefield of view and 8" (200mm) large working distance Flexible articulating arm with a pillar and a clamp Powerful 150W fiber optic ring illuminator 10MP digital camera with advanced editing &amp; measuring software for Windows XP/Vista/7/8/10