External size: 800*900*1650 mm
	Weight (kg): 500kg
	Load-bearing glass: 20kg
	Power equipment: 220V(AC) 50HZ
	Table:
	     Marble size: 550*450mm
	     Glass size: 430*330 mm
	     Campaign Range: X:400 mm Y:300mm
	     Focusing Range (Z axis): 200mm
	Optical system: 
	     V-TECH high-resolution color CCD1/3_inch 650TVL
	     Automatic zoom Coaxial navigation Lens magnification: 0.7-4.5X;
	distance: 90mm
	     Video magnification: 25-230x (19 inch widescreen display); Display resolution:0.0001mm
	     3D images accurate auto measured software
	Linear accuracy:
	     X,Y Linear Accuracy: 3+L/250, X-Y vector Accuracy: 3+L/200; Z≤5um (standard checking) (L means measured length, unit:mm)   
	Lighting system: Controllable: LED six circles eight octants (thirty-two phase) ring surface light + coaxial epi-illumination + parallel back light in the bottom