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. 5 models are available. These models come with dual scales (one wine scale plus Brix scale). These models are equipped with the same great features as the other MASTER-α Series. Featuring functions, such as, Easy-to-Read, Easy-to-Hold, Smooth Sampling, Easy Disposal of Sample, Well-Balanced Structure, and the improvement of hygiene aspect by employing the new type of grip. These models come 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. 5 models are available. These models come with dual scales (one wine scale plus Brix scale). Featuring functions, such as, Easy-to-Read, Easy-to-Hold, Smooth Sampling, Easy Disposal of Sample, Well-Balanced Structure, and the improvement of hygiene aspect by employing the new type of grip.These models are made of plastic.