Abbe Refractometer PSAW For accurate measuement of refractive index of transparent liquids, solids and solutions, used in sugar, ghee and oil mills, pharmacueticals and chemical laboratories, jam factories and distillaries etc. Measuring range 1.3000 to 1.7000, measurment of sugar 0% to 95% The body of instrument is fixed with a leaning of 60o, Correct reading can be taken in the fields. It includes Abbe's double prism with thermostat, compensator, telescope mirror, graduated scale, reading magnifier and radial arm which carries vernier. Complete in polished wooden box.