90.93 Standard confirmed Oct 20, 2009
CEN
CEN/TC 170 Ophthalmic optics
European Norm
17.180.01 Optics and optical measurements in general
PUBLISHED
EN ISO 7944:1998
90.93
Standard confirmed
Oct 20, 2009
PUBLISHED
EN ISO 7944:1998/AC:2009
IN_DEVELOPMENT
FprEN ISO 7944