
Optics and optical instruments - Reference wavelengths (ISO 7944:1998)
NORM herausgegeben am 29.3.1999
Designation standards: UNE-EN ISO 7944:1999
Note: UNGÜLTIG
Publication date standards: 29.3.1999
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE