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Basics of Light Measurement

Overview of the measurement heads for photometric measurands and light color

Modular Integrating Sphere Concept

Design criteria for integrating sphere detectors (ISD)

Design criteria for integrating sphere sources (ISS)

Design criteria for integrating spheres for material properties (ISM)

Spectral light meters for accurate measurements of LED lighting

A stray light corrected array spectroradiometer for complex high dynamic range measurements in the UV spectral range

LED / SSL Testing

Flicker measurement (Temporal Light Artefact) of LED lighting

Spectral Mismatch Correction Factor a* / F*

ODM material (specifications)

BTS Bi-Tech Sensor technology for spectroradiometers

Integrating sphere source for homogenity and white balance of fisheye cameras

Measurement of PAR

Stray light suppression / correction in spectroradiometers

Calibration Laboratory - Measurement Quantities

Calibration Laboratory vs. Test Laboratory vs. Factory Certificate

Davos Physical Meteorological Observatory and World Radiation Center - Annual Report 2018

Global spectral irradiance array spectroradiometer validation according to WMO (BTS2048-VL-TEC-WP & BTS2048-UV-S-WP)

Adaption of an array spectroradiometer for total ozone column retrieval using direct solar irradiance measurements in the UV spectral range

Combined OUT-OF-RANGE and IN-BAND Stray Light Correction for Array Spectroradiometers