Vladimir Gajic wrote: > Now I´m using spec2cie in order to create XYZ and Lab -data. When I > specify -i file.sp I´m getting a fwa content from about 1.09, wich > corresponds to the value I get in colprof. Specifying -I file.sp > results in fwa content from 1.43. Therefore I would be gratefull if > someone can light me up ;) Hi, don't touch the -I option unless you know what you are doing. The default should be correct for the type of instrument you have (Currently it's always 'A' type, because the Spectrolino/DTP41/i1pro all use incandescent illumination), and this will have been the assumption in illumread as well, and it needs to match. Graeme Gill.