ISO Brightness
Article number:
530155
Norm:
ISO 2470-1
ISO brightness is the reflectance value (in %) measured in a reflectometer using illuminant C and a filter whose transmission maximum is at a wavelength of 457 nm.
The test is carried out with the spectrophotometer Elrepho according to ISO 2470-1. 10 individual determinations per side are carried out. The aperture must be selected according to the sample size.
