Digital refractometer J457
laboratoryfor the pharmaceutical industrybenchtop

digital refractometer
digital refractometer
digital refractometer
digital refractometer
digital refractometer
digital refractometer
digital refractometer
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laboratory, for the pharmaceutical industry
Other characteristics
with touchscreen


Laboratory Refractometer, Rudolph’s J457 with Smart Measure™ Technology Improves Results!The J457 Electronic, Laboratory Refractometer is the most capable instrument in the Rudolph Research Refractometer Product Line. 3 models/configurations are available. All come with Rudolph’s exclusive Smart Measure™ Technology that virtually insures accurate Refractive Index (RI) and BRIX, measurements by automatically detecting sample problems. The J457 can determine when the prism is improperly cleaned, insufficient sample is loaded, or if the instrument is improperly calibrated. Various configurations are available for a small footprint, wall mount, or a remote-read factory configuration. All models come with a digital touch screen, and our Dual Temperature Control System utilizing Peltier Technology. The J457 Laboratory Refractometer, Simple to Operate Without Sacrificing Accuracy or Capabilities. Versatile Data Storage Options The J457 Laboratory Refractometer with Smart Measure™ Advantage Automated clean prism monitoring is now integrated in the Rudolph Research J457 Laboratory Refractometer. Automated sample load monitoring – reduces refractometer user error. Automated sample calibration inspection. Automated sample calibration inspection. Smart Measure™ Features – J457 Electronic Refractometers (all models). Rudolph’s exclusive Electronic Dual Temperature Control System.


*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.