30.97 End of interruption of work - split/merged Aug 12, 1999
CEN
CEN/TC 123 Lasers and photonics
European Norm
This Standard specifies methods for measuring beam widths (diameter), divergence angles and beam propagation factors of laser beams.
ABANDON
prEN ISO 11146:1999 rev
30.97
End of interruption of work - split/merged
Aug 12, 1999