Traceable calibration service: Your Link to National Standards

Operating out of the dedicated calibration laboratory situated within our headquarters in Reading, UK, Bentham provide a high-accuracy light source, detector and reflectance standard calibration service.

Bentham have many years of experience in providing professional calibration services for clients across a multitude of disciplines. Utilising high-performance proprietary instruments and traceable standards, clients receive a comprehensive calibration service with a quick turn-around time.

Accurate, traceable calibration that suits you

  • Bentham’s calibration service starts with an obligation free calibration consultation
  • From receipt to return we take care of your calibration artefact
  • A fast turn-around is guaranteed
  • PTB traceable calibrations
  • An annual calibration reminder is in place to ensure you continue measuring with confidence

Light Sources (radiometric)

QuantityUnitWavelength Range
Spectral irradianceW.m-2.nm-1200nm - 3000nm
Spectral radianceW.sr-1.m-2.nm-1250nm - 2500nm
Spectral radiant intensityW.sr-1.nm-1200nm - 3000nm
Spectral total radiant fluxW.nm-1350nm - 2000nm

Light Sources (derived photometric quantities)

QuantityUnit
Luminous fluxlm
Luminous intensitycd
Luminance cd.m2
Illuminancelux
Colourx, y and u', v'
Correlated colour temperatureK

Detectors

QuantityUnitWavelength Range
Spectral ResponsivityA.W-1200nm - 30µm

Reflectance

QuantityUnitWavelength Range
Diffuse Reflectance%250-2500nm

The Bentham Standard

Wired in. Our team is part of the working groups that write the standards.

Call us on +44 118 975 1355 or email us