DIN EN ISO 12312-1:2009-11

This standard applies to all afocal (plano power) sunglasses and clip-ons for general use intended for protection against solar radiation. Information on the use of sunglare filters is given in annex A. Requirements for unmounted oculars used as replacement or alternative filters are given in annex B. This standard does not apply to: a) eyewear for protection against radiation from artificial light sources, such as those used in solaria; b) eye protectors specifically intended for sports, for which separate standards are available (e. g. ski goggles or other types); c) sunglasses that have been medically prescribed for attenuating solar radiation; d) products intended for direct observation of the sun, such as for solar-eclipse viewing.