GB/T 39552.2-2020 (English Version) PDF

Scope: This part of GB/T 39552 specifies the test methods for plain sunglasses and sunglass lenses. This section applies to general-purpose sunglasses (including road and driving), sunglass lenses, sunglasses clips and sets of mirrors. The test methods for the transmittance performance of prescription corrective sunglasses and sunglass lenses can refer to this part. This section does not apply to lenses that protect against radiation from artificial light sources (such as those used in solariums) and goggles for industrial purposes, nor does it apply to special lenses that can directly observe the sun (such as observing solar eclipses, etc.).

GB/T 39552.2-2020 Referenced Document

GB 10810.1-2005 Uncut finished spectacle lenses.Part 1:Single-vision and multifocal lenses
GB 10810.5-2012 Uncut finished spectacle lenses.Part 5:Requirements of abrasion-resistant for spectacle lens surfaces
GB 39552.1-2020 Sunglasses and sunglare filters--Part 1: General requirements
GB/T 26397 Ophthalmic optics.Terminology
GB/T 6682 Water for analytical laboratory use.Specification and test methods
ISO/TS 24348:2007 Ophthalmic optics - Spectacle frames - Method for the simulation of wear and detection of nickel release from metal and combination spectacle frames
JJF 1106 Calibration Specification for Transmittance Measuring Equipment for Ophthalmic Products*， 2024-04-21 Update