Offering single or dual scale models which provide a wide range of refractive index and Brix measurements to determine sugar content, starch content and salinity, this Digital Refractometer is suitable for many different applications including: wine, salt water, canned foods, antifreeze, and coolant. It has a working temperature from 5°C to 40°C and a sample temperature range from 5°C to 60°C. With a temperature sensor accuracy of ± 1°C (5°C to 40°C) and a measurement time of 2 seconds it is easy to use. It also features zero calibration with distilled water and shallow prism dish.