General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB 39552.1-2020
Scope
This part of GB/T 39552 specifies the classification requirements for plain sunglasses and sunglass lenses, test sample selection, marking and packaging. This part applies to sunglass sunglass lenses and sunglass lenses for general purposes (such as road and driving). Refer to this section for the transmittance requirements of prescription sunglasses and sun lenses. This section does not apply to lenses for protection against artificial light sources (such as light sources used in solariums) and goggles for industrial purposes, and does not apply to special lenses that can directly observe the sun (such as solar eclipse observations, etc.).
GB 39552.1-2020 Referenced Document
GB 10810.1 Uncut finished spectacle lenses.Part 1:Single-vision and multifocal lenses
GB 10810.5 Uncut finished spectacle lenses.Part 5:Requirements of abrasion-resistant for spectacle lens surfaces
GB/T 14214-2019 Spectacle frames—General requirements and test methods