Stefan Wegner from Kruess Optronic shows us their range of refractometers paying particular attention to their DR6000 benchtop digital refractometer. The DR6000 features an easy to use touchscreen ...

If you’d like to try home brewing, you need a refractometer. It allows you to measure sugar concentration in the wort. We ...

The Rudolph Research J257 Wide Range Refractometer was developed by working together with laboratory refractometer users from the polymer, petroleum, petrochemical, pharmaceutical and essential oil ...

Designed as a research quality instrument the Rudolph J357 Automatic Digital Refractometer offers one of the highest measurement ranges of any instrument in the Rudolph refractometer product line.