Bellingham + Stanley EN

Bellingham + Stanley, experts in polarimetry and refractometry

Bellingham + Stanley is a manufacturer of high quality digital refractometers and polarimeters used globally in industries including food & beverage, chemical, petrochemical, and pharmaceutical.

With over a 100 years of experience, Bellingham + Stanley has developed pioneering optical technology which is used all around the world, enabling customers to expertly and reliably measure and control throughout the world’s food, drinks, pharmaceutical, chemical and petroleum industries.

Bellingham + Stanley is a Xylem Brand. Xylem Analytics is a leading provider of premium field, portable, on-line and laboratory analytical instrumentation serving water & wastewater, ocean/coastal, food & beverage, environmental, chemical and pharmaceutical markets through brands including (but not limited to) SI Analytics, WTW, YSI, OI Analytical, and ebro.

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Measurement & Control from Bellingham + Stanley



High quality ‘general purpose polarimeters’ for use in a variety of applications, along with a range of sample tubes and quartz control plates for instrument validation. 

Polarimeters Overview



Our expertise in optical engineering, electronics and software design enables us to create refractometers that are used throughout the world’s food, drinks, pharmaceutical, chemical and petroleum industries. 

Refractometers Overview



Calibration Materials for refractometers and polarimeters 

Calibration Overview


Calibration is the key to success

Production facilities throughout the world rely on refractometers and polarimeters for quantity and quality control. No matter what the make or type of instrument, results are only as good as the calibration regime behind the measurement. Good laboratory practice (GLP) dictates that instruments should be kept in good working order, with regular calibration using traceable standards, a key part of instrument maintenance. 

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