Technical Data
scale
Corneal radius of curvature 5.5-12mm
Minimum reading 0.01mm
Corneal refractive power 28-60D
Minimum reading 0.125D
Axis of corneal astigmatism 0-180° Minimum reading 1° Diopter adjusting scale 0~±5dptr
Voltage/frequency AC 110V /60hz or 220V/50hz
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