The Hand-held Refractometer is a kind of precision optical instrument. Through to provide with a direct reading of the scales, we can easily know the concentration or refractive index of liquids. Our traditional hand held refractometer is very welcomed for it has following characters:
1)Easy and very convenient to use
2)Competitive price
3)High Quality, Accurate testing result
4)ATC Compensation Range(Built-in Automatic Temperature Compensation System): from 10°C to 30°C

Models
RHB-10,RHB-18,RHB-32,RHB-62,RHB-82 ,RHB-55,RHB-92,RHB-90
RHS-10,RHS-28,RHC-200a,RHC-200b
RHA-100,RHA-200,RHA-300,RHA-503
RHW-25 ,RHW-25/Brix
RHB-32S,RHB-44S,RHB-32D,RHB-32E
RSG-32

Lumen Optical Instrument Co., Ltd., is a professional optical instrument factory in mainland China, consisting of senior engineers who have more than 10 years experiences in this industry and skilled workers. Our main products include handheld, digital, gemological refractometers and fiber hand-held microscope. These analytical instruments can be used in many industries like food, beverage, chemical, agriculture, clinical instrumentation for the Healthcare market and fiber manufacturing. We set up firm business relationship with some customers in USA and Western Europe, and then we will continue to dedicate to develop good-quality, ease-of-use, advanced technological instruments. In the future, we want to not only enhance our technology but also expand our market worldwide. We welcome OEM orders!