DIN EN ISO 13468-1:2019-10 Plastics - Determination of the total luminous transmittance of transparent materials - Part 1: Single-beam instrument (ISO 13468-1:2019); German version EN ISO 13468-1:2019
2019DIN EN ISO 13468-1:2019-10 Plastics - Determination of the total luminous transmittance of transparent materials - Part 1: Single-beam instrument (ISO 13468-1:2019); German version EN ISO 13468-1:2019
2019DIN EN ISO 13468-1:2019 Plastics - Determination of the total luminous transmittance of transparent materials - Part 1: Single-beam instrument (ISO 13468-1:2019)
1997DIN EN ISO 13468-1:1997 Plastics - Determination of the total luminous transmittance of transparent materials - Part 1: Single-beam instrument (ISO 13468-1:1996); German version EN ISO 13468-1:1996