Auto Refractometer and Kerato RefractometerAuto Refractometer and Kerato RefractometerAuto Refractometer and Kerato RefractometerAuto Refractometer and Kerato Refractometer
5.7 inch LCD monitor, Keratometry and Refractometry model select, Auto/Manual focus function, Auto PD Measurement, faster and more accurate messurement, More broad measurement range of min, pupil size to 2.0mm