
Personal Eye-protection; Ultraviolet Filters; Transmittance Requirements And Recommended Use
出版:Swiss Standards

专家解读视频
1992 [01/12/1992]
"Indice de classement: SNV NF S77-105" (12/2001)
ISO 4851:1979 - Identical
DIN EN 170 (2003-01) - Identical
DIN EN 170 : 2003 - Identical
ISO 4851 : 1979(R2014) - Identical