NA 027
DIN Standards Committee Optics and Precision Mechanics
DIN EN ISO 12311 [Withdrawn] referenced in following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN EN ISO 12312-2 | 2015-11 | Eye and face protection - Sunglasses and related eyewear - Part 2: Filters for direct observation of the sun (ISO 12312-2:2015); German version EN ISO 12312-2:2015 More |
