The new MDX-Series digital refractometers from VEE GEE deliver digital accuracy with high end features for specific applications. Ten models are available with scales that can be used in a wide variety of industries including: Food and Beverage, Industrial, Waste Water, Aquatics and more. The designs are compact for handheld use and the hard shell plastic case is perfect for transport. A removable grip allows for easy cleaning. Additional features include: Continuous loop read feature (15), Automatic temperature control, IP67 rating for detecting unit, IP65 for remainder, 589.3nm LED, Stainless Steel prism well, °C/°F switchable temperature display and 1 year warranty. 0-100% Salinity Range; 0-57% Chlorinate Range; 1.000 to 1.075 Specific Gravity Range; 1.3330 to 4.4200 ND Refractive Index Range