Complete spectacles - Specification for prescription spectacles Ingestion-build-190310 This document does not include

This document does not include requirements for:

This European standard does not specify requirements for collection needles or needle holders or other accessories used in conjunction with specimen receptacles

Note: IEC 61508 does not cover the precautions that may be necessary to prevent unauthorized persons damaging

along with guidance for reliability testing

Flanges and their joints are a connection of pipes

Complete spectacles - Specification for prescription spectacles Ingestion-build-190310 This document does not include1 Scope 1. 1 This Part of BS 7394 specifies requirements for complete spectacles incorporating a pair of prescription lenses.