Screen diameter: 750 mm. Microscope stage length: 650 mm. Microscope stage width: 230 mm. Longitudinal way: 200 mm. Transversal way: 85 mm. 10: 1 x. 20: 1 x. 25: 1 x. 50: 1 x. Voltage 50 Hz 3x: 380 Volt. Machine's weight about: 700 kg. Length: 2000 mm. Width: 1400 mm. Height: 2000 mm.