Describes methods of test and measurement procedures with the general requirements for information relating to optical and fibre and cable connections and accessories. Covers definitions, basic terms, connector styles, dimensions in sectional and detail specifications, classification of connectors or adaptors, optical properties, mechanical structure, climatic category, assessment level, ratings and characteristics, marking of connector, selection of specimens for qualification approval, quality conformance inspection, standard conditions for testing, visual examination, dimensions, outline dimensions and mass, mating face dimensions, optical test and measurement procedures, insertion loss, cross talk, susceptibility to ambient light coupling, return loss, mechanical test and measurement procedures

BS EN 186000-1 : 1994