
Personal eye-protection - Infrared filters - Transmittance requirements and recommended use
STANDARD published on 1.8.2002
Designation standards: ÖNORM EN 171
Note: WITHDRAWN
Publication date standards: 1.8.2002
The number of pages: 13
Approximate weight : 39 g (0.09 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM