ABBE Refractometer finds usage in sugar, beverage, pharmaceuticals, food, chemical industries as well as research institutes & enable anybody carry out measurement easily without reading analog graduation with RS232 communication. This product is a standard ABBE Refractometer which measures refractive indices of liquids & solids quickly & accurately. In this ABBE Refractometer, the liquid sample is sandwiched into a thin layer between an illuminating prism and a refracting prism.