AmScope SH-2BZ-DK Professional Binocular Stereo Zoom Microscope, WF5x, WF10x and WF20x Eyepieces, 5X-80X Magnification, 1X-4X Zoom Objective, Upper and Lower Halogen Lighting, 110V-120V, Includes Darkfield Condenser and 0.5x Barlow Lens