
D65 Brightness
Article number:
530156
Norm:
ISO 2470-2
D65 brightness is the reflectance value (in %) measured in a reflectometer using the illuminant D65 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 2470-2. 10 single determinations per side are carried out. The aperture must be selected according to the sample size.