Kern ORF-U Digital Refractometer
Kern ORF-U Digital Refractometer

ORF-U: Area of application: Industrial / Automotive

Regular price £340.00 Sale

  • The models in the KERN ORF-U range are universal, maintenance-free digital manual refractometers
  • Other key features are the easy handling and sturdiness
  • The handy and robust design allows the easy, efficient and sustainable use in everyday life

  • The large, easy-to-read TFT colour display with integrated temperature display supports the user to reliably determine the measurement.
  • The large range of models with either a single or multiple measuring scales means that you can use the product in many application areas
  • The optimised device software can give the measurements in various measurement scales
  • The integrated automatic temperature compensation (ATC) means that you can work easily and quickly, as you do not have to manually convert the measurement
  • Due to the fact that the refractometer has been calibrated at the factory, this guarantees that it can be used immediately for accurately measuring your sample
  • Included in the scope of supply:
    • Calibration solution
    • Pipette
    • Storage case
    • 2 x AAA batteries
    • Leather case
    • Screwdriver
    • Cleaning cloth

Technical data

  • Measuring temperature: 5–40 °C
  • Overall dimensions W×D×H 145×67×40 mm
  • Net weight approx. 0,19 kg
  • Power supply: 2×1.5 V AAA
  • Service life of the batteries: approx. 10,000 measurements
  • ATC (Automatic temperature compensation)
  • Minimum sample volume: 2 drops


Area of application: Industry/Motor vehicle industry 
The following models are particularly suitable for measuring and determining AdBlue, glycol concentration (ethylene: EG and propylene: PG), of battery fluid (BF), urea and measuring the freezing point of screen wash (CW). Furthermore, these models are suitable for measuring temperature-exchange systems. 

Main areas of application: 
  • Motor vehicle industry
  • Chemical industry
  • Solar industry (checking frost protection)
  • Geothermal power (measuring brine concentration with geothermal energy)
  • Forestry management