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Measuring Range
REFRACTOMETRY
SPH:-25.00~+20.00D
Cyll:0.00~+ 10.00D
AX: 1~180°
KERATOMETRY
Radius of Curvature:5.0~10.2mm
Corneal Astigmatism:0.00~-15.00D
Display :5.7 inch Color TFT LCD
Power: AC110~120V/220-240V 50/60Hz
Weight:22kg.