Carl Zeiss S5 OPMI MDO Surgical Microscope Made: Carl Zeiss Model Name: OPMI MDO Year: 2009 Come with warranty 12 month Specifications: Electrically controlled microscope via footswitch High-end optics with high depth of field! Parameters: Smooth adjustment of zoom and focus Zoom adjustment from 4x to 24x Magnification of the eyepieces: 10x Focal Length of the Objective: f=200 mm Inclined binocular head with adjustable angle from 0 to 180 degrees Halogen light source with fiber optic Light power: 100 W Adjustable light intensity. Power supply: 115/230 V / 50-60 Hz.