NA 027
DIN Standards Committee Optics and Precision Mechanics
Standards
[Withdrawn]
DIN 4647-3
DIN 4647-3
Glasses for Eye-protection Equipment; Protective Filters against Infra-red Radiation (Protective IR Filters)
Title (German)
Sichtscheiben für Augenschutzgeräte; Schutzfilter gegen Infrarot-Strahlung (IR-Schutzfilter)
Responsible national committee
NA 027 BR - Advisory Board of DIN Standards Committee Optics and Precision Mechanics