This model is wine refractometer which has the scale of KMW, used for measuring grape must concentrations. It comes with Automatic Temperature Compensation function (ATC) and Water Resistant feature (IP65).
The MASTER-Series Wine Refractometers are used for measuring grape must concentrations. The operator can simply apply a drop of sample on the prism to view the measurement value through the eyepiece.
Five models are available. These models come with dual scales (one wine scale plus Brix scale).