GB/T 38575-2021
ActiveSpectacle frames—Screw threads
眼镜架 螺纹
Application Summary AI generated
GB/T 38575-2021 specifies the dimensional and tolerance requirements for screw threads used in spectacle frames, ensuring interchangeability and secure assembly of frame components. It is applied in the manufacturing and quality testing of eyeglass frames, particularly for temples, hinges, and bridge connections. This standard supports consistent thread fit across different brands and models in the optical industry.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.