BS ISO 5631-2:2015 PDF

What is ISO 5631-2 - Outdoor daylight conditions about?

ISO 5631-2 is the second part of the multi-series standard that is applicable to paper and board. ISO 5631-2 specifies a method for measuring the colour of paper and board by the diffuse reflectance method with the elimination of specular gloss. ISO 5631-2 can be used to determine the colour of papers or boards that contain fluorescent whitening agents, provided the UV content of the illumination on the test piece has been previously adjusted to give the calibrated colourimetric value corresponding to CIE standard illuminant D65, using a fluorescent reference standard with an assigned CIE whiteness (D65/10°) value provided by an authorized laboratory, as described in ISO 11475 . Note- ISO 5631-2 is not applicable to coloured papers or boards that incorporate fluorescent dyes or pigments.

Who is ISO 5631-2 - Outdoor dayligh...