Ophthalmic optics. Contact lenses - Tolerances Ingestion-build-98192 — specifies a policy framework

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Ophthalmic optics. Contact lenses - Tolerances Ingestion-build-98192 — specifies a policy framework1 Scope This document specifies the tolerance limits of the principal optical and physical parameters of rigid corneal, rigid scleral and soft contact lenses at the time of manufacture. These tolerances might not apply to other purposes, for example, shelf life studies.