Complete spectacles - Specification for prescription spectacles Ingestion-build-190310 improve quality and production
$166.00
Description
improve quality and production
This document does not include requirements for:
Note: IEC 61508 does not cover the precautions that may be necessary to prevent unauthorized persons damaging
They are given in the application documents
Complete spectacles - Specification for prescription spectacles Ingestion-build-190310 improve quality and production1 Scope 1. 1 This Part of BS 7394 specifies requirements for complete spectacles incorporating a pair of prescription lenses.
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