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GB/T 14214-2019 English PDF (GBT14214-2019)

GB/T 14214-2019 English PDF (GBT14214-2019)

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GB/T 14214-2019: Spectacle frames -- General requirements and test methods
This Standard specifies the technical requirements for spectacle frames, the selection of test samples, sample pretreatment and requirements, testing, inspection and compliance, test methods, and marking. This Standard applies to various types and styles of spectacle frames made of metal, plastic, and natural organic materials, including rimless mounts, semirimless mounts, and folding spectacle frames.

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