Traceability and method validation in a photometry laboratory

Abstract

This article displays how the photometry laboratory of the Portuguese Institute for Quality complies with the measurement traceability and method validation, the technical requirements 5.4 and 5.6 of the ISO/IEC 17025. After the presentation of the existing means and the way the metrological traceability is obtained, a short introduction to the internal validation of the measurement method is displayed for the luminous intensity, the illuminance and the illuminance responsivity.

Keywords

• luminous intensity
• illuminance
• illuminance responsivity
• metrological traceability
• internal verification of measurement method