Vision Scientific Binocular Stereo Microscope, 20x Widefield Eyepiece, 2x, 3x, 4x Objectives, 40x-80x Magnification, Top & Bottom LED Illumination, 110V

Post mounted head rotates 180° and is adjustable for various working distance Left eyepiece diopter focusing adjustment; Eye shields for use on eyepieces too reduce ambient light 3 way, built-in illumination system allows transmitted (bottom), incident (top) or dual lighting Slip-clutch focusing system protects against over-focusing with tension adjustment Objectives are parfocaled, parcentered andachromatic; Magnification changed by rotation objectives turret 90° to positive click stops