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See Chinese contents: DB23/T 3306-2022 DB23/T 3306-2022: Specification for Limiting Interference Light Conditions of Outdoor LED Advertising Screens in Cities
This document specifies the terms and definitions, test requirements, test methods, limit requirements, LED advertising screen functional characteristics requirements, installation and test qualification reports and records for specifications for limiting obtrusive light of urban outdoor LED advertising screens. This document is applicable to outdoor LED advertising screens installed in urban roads, residential buildings, outdoor public activity areas and other areas.
