handheld refractometer

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

handheld refractometer