Bellingham + Stanley is a specialist manufacturer of optical instruments for refractometry and polarimetry. The brand is recognized for high-quality refractometers and polarimeters used in laboratories, production facilities and quality control departments across different industries.
The company was founded by Leonard Bellingham and Frank Stanley, who were pioneers in the development of high-quality optical instruments. With more than a century of expertise, Bellingham + Stanley has achieved important advances in refractometry and polarimetry and is now part of Xylem’s analytical instrumentation portfolio.
Today Bellingham + Stanley is:
- a specialist in refractometers and polarimeters for professional analytical applications;
- a brand with more than 100 years of expertise in optical measurement technology;
- a manufacturer of instruments used for quality control, concentration measurement and optical analysis;
- a trusted partner for laboratories and production environments requiring accurate measurement results;
- a solution provider for industries such as food and beverage, chemical, pharmaceutical and industrial manufacturing;
- a developer of reliable optical instruments designed for routine testing and demanding analytical tasks;
- a part of Xylem’s analytical technology portfolio;
- one of the established names in refractometry and polarimetry, combining optical expertise with modern measurement solutions.













