7x-45x Stereo Boom Microscope W 80 LED Ring + Camera 7X-45X zoom magnification power with crisp sharp images Super widefield high-eyepoint optics 1-1/4" (33mm) SUPER widefield of view and 4" (100mm) working distance 3D boom stand allowing point microscope head in any direction desired; Powerful 80-LED ring light with dimmer 1.3MP digital camera with advanced editing &amp; measuring software for Windows XP/Vista/7/8/10