I just want to say how pleased we are with our Rudolph J157 Automatic Refractometer. We use it in the Production Lab where it is just as accurate as our standard Abbe type refractometer.
Cincinnati Preserving – Clearbrook Farms
The J257 refractometer, which we recently purchased from Rudolph, has been a valuable addition to our laboratory. It has provided us with consistent and accurate readings for both research and production.
Automatic Benchtop Refractometer Testimonial Western Sugar
I would highly recommend the Rudolph J57HA Refractometer over any other brand of refractometer that I have used or tested throughout my many years working in the sugar industry…
Electronic Digital Refractometer, Rudolph Research J457 Press Release
The Rudolph Research J457 refractometer monitors sample load quality, an industry first that assists the user in properly loading samples with a resulting increase in consistency and accuracy…
Digital Refractometer, Rudolph Research J47 Press Release
Rugged Refractometer, New from Rudolph Research; The J47 is Temperature correcting, and designed for the Sugar and Food Industries. Very fast measurement. Simple to load, simple to measure, simple to clean. Result independent of operator judgment. Rugged, reliable, and perfect for high throughput applications in the sugar and food industries. Accurate, on-board temperature correction. Lower […]