Kern ORA Series Analogue Refractometers
- Kern ORA 4RR, The Kern ORA 4RR refractometer measures the concentration of solutions by measuring their refractive index. It has a universal field of application, but is particularly suitable for applications which require an extra large measuring range. The Kern ORA 4RR is a universal, maintenance-free analogue manual refractometer. Its practical & robust design means that it can be used simply, efficiently & repeatedly in a production environment. The built-in scale has been specially developed, precisely calculated & has very thin, clear graduation lines. The refractometer is fitted with an eyepiece that is adjustable to match the individuals' eyesight. Kern ORA 4RR Analogue Refractometer RI 1440-1520