JJF 1605-2016 in English

This document outlines the procedures and requirements for the type evaluation of illuminance meters. It provides detailed guidance on the technical characteristics, performance tests, and verification methods that must be followed to ensure the accuracy and reliability of these instruments. The content covers aspects such as the general description of the device, metrological verification, and the conditions under which the evaluation should be conducted. Additionally, it includes specifications for the calibration of reference standards and the handling of measurement uncertainties. The document serves as a comprehensive reference for evaluators and manufacturers involved in the assessment and production of illuminance meters, ensuring conformity with established metrological standards.