Travel gauge (X, Y, Z: 400 mm X 300 mm X 200 mm Working platform load: 30kg Ruler resolution: 0.001mm (X, Y) Magnification Target Magnification: 0.7 X-4.5X Total Magnification: 18 X ~ 220 X Working distance: 90 mm Subject field of view: 8.2 mm ~ 1.2 mm Power supply: 220 V, 50 Hz Control method: manual Procurement accuracy: X Y plane: (2.8+ L / 150) m Shaft Z: (3.0 + L / 200) mm Manufacturer : Shenzhen xinengsen Instrument Equipment Co., Ltd. From China