Handheld Refractometers

RFH Series refractometers are a precise, small, light optical instrument with a metal body, needing only a few small drops of solution to take a measurement. They determine the concentration of an aqueous solution by measuring its refractive index and are used throughout the food, agriculture, chemical and manufacturing industries. The RFH Series features a rubber handgrip blocking hand heat, calibration screen, cushioned rubber eyepiece and prism mounted in high impact plastic. All RFH series comes with cleaning cloth, suction tube, screwdriver, carrying case, distilled water and a complete operator's manual.