Light and lighting. Basic terms and criteria for specifying lighting requirements Ingestion-build-239834 and certification of gas-filled enclosures

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Light and lighting. Basic terms and criteria for specifying lighting requirements Ingestion-build-239834 and certification of gas-filled enclosures1 Scope This document defines basic terms and definitions for use in all lighting applications. This document also sets out a framework for the specification of lighting requirements, giving details of aspects that are to be considered when setting those requirements.