0-32% Brix sugar refractometer, it is also an important tool for checking sanding and is con NGS Emulsions.Measuring range: Brix: 0-32% , Resolution: sugar: 0.2% Easy to use Place 2.3 drops of sample on the main prism, close the plate and look out the window at the Brix reading CALIBRATION: zero calibration with water at 20 C, automatic temperature compensation between 10C and 30C (ATC). Accurate and precise measurement dividing line (blue-white), easy to read (visible in daylight), adjustable eyepiece for focus adjustment. Calibration: zero calibration with distilled water at 20C, automatic temperature compensation between 10C and 30C (ATC).Please note that due to manual measurement and display differences, there may be slight differences between individual products and actual pictures.