Screen width: 550 mm. Screen height: 450 mm. Microscope stage length: 130 mm. Microscope stage width: 130 mm. Longitudinal way: 40 mm. Transversal way: 30 mm. Diameter of the glass table: 100 mm. 50: 1 x. Voltage 50 Hz 3x: 220 Volt. Machine's weight about: 200 kg. Length: 1000 mm. Width: 800 mm. Height: 2000 mm.