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Standards Development
This part of ISO 12312 applies to all afocal (plano power) products intended for direct observation of the sun, such as solar eclipse viewing, including those worn on the face, attached to headwear or handheld.
Information on the use of filters for direct observation of the sun is given in Annex A.
This part of ISO 12312 does not apply to the following:
a) afocal (plano power) sunglasses and clip-ons for general use intended for protection against solar radiation;
b) sunglasses that have been medically prescribed;
c) prescription sunglass lenses;
d) eye protectors specifically intended for sports (e.g., ski goggles or other types);
e) eyewear for protection against radiation from artificial light sources, such as those used in solaria;
f) solar filters for optical systems such as cameras, telescopes and binoculars.
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