GB/T 38004-2019
ActiveSpectacle frames—Measuring system and terminology
眼镜架 测量系统和术语
Application Summary AI generated
This standard defines the measuring system and terminology for spectacle frames, ensuring consistent communication and technical specifications across design, manufacturing, and quality inspection. It is applied in the eyewear industry for frame dimension verification, compatibility with lenses, and fit assessment for users. The standard is used by manufacturers, testing laboratories, and retailers to standardize frame measurements like bridge width, temple length, and lens shape.
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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.