Refractometer, Rudolph’s J47 & J57 Automatic Refractometers

Trouble viewing this video? Click Here.

Food, Beverage, Chemical Refractometer, Rudolph’s J47 and J57

This video demonstrates Rudolph’s J47 and J57 Automatic food, beverage, chemical Refractometers.
It provides an overview of features, specifications and applications and compares Rudolph’s J47 to other ABBE style Refractometers.