BS EN ISO 9456:1997被替代
Optics and optical instruments. Opthalmic optics. Marking of spectacle frames
出版：British Standards Institution
专家解读视频
Specifies marking requirements and recommends the provision of additional information.
© British Standards Institution 2013
Amendment notes:
AMD 9446 published 15 April 1997
Document identifier notes:
Formerly BS 6625:Part 2:1992.
UNE EN ISO 9456:1996 - Identical
SS EN ISO 9456 Ed. 1 (1996) - Identical
ISO 9456:1991 - Identical
NS EN ISO 9456 Ed. 1 (1996) - Identical
UNI EN ISO 9456:1998 - Identical
I.S. EN ISO 9456:1997 - Identical
NBN EN ISO 9456:1996 - Identical
ONORM EN ISO 9456:1996 - Identical
DIN EN ISO 9456 (1996-08) - Identical
SN EN ISO 9456:1997 - Identical
NEN EN ISO 9456:1996 - Identical
NF EN ISO 9456:1996 - Identical
