Marble table size (mm): 350*220
	Glass table size (mm): 230*130
	Movement stroke (mm): X:200mm  Y:100mm
	Focusing stroke (mm) (Z axis): 200mm
	Measurement and aiming system:
	High resolution camera (CCD)
	Continuous zoom objective magnification: 0.7-4.5X 
	Working distance: 90mm
	Video magnification: 20-230X 
	Display resolution: 0.0005mm
	Precision Image 2D Measurement Software
	Indication error: X.Y ≤ (3 + L/200) um (L is the measured length unit: mm)
	Lighting system: The ring surface light source and the transmission light source are LEDs, and the brightness is adjustable.
	Dimensions (mm) (length × width × height): 500*700*1000
	Instrument weight (kg): 170kg
	Glass table bearing: 20kg
	Instrument power: 220V(AC) 50HZ