Andrzej Andrez wrote: > Is i1 Pro 2 sold with performance certification valid for 1 year and need > to be recertified every year? I do not like to send my instruments to > Switzerland. I always buy new one (I have few old spectrophotometers like > DTP22, DTP44UV black, i1 Pro UV with expired certificate). That's really a question/comment that should be directed at X-Rite. > But i1P2 is much > more expensive than i1 Pro. Last sentence on Argyll CMS home page: "You > bought it because Argyll CMS supports it". For i1P2 it is not true right at > present. Am I right? The i1p2 is backwards compatible, and so will work with the current release of ArgyllCMS, while the next release will directly support some of the new i1p2 features (Wavelength calibration, stray light reduction and black level tracking). I'm not sure just yet when the next release will be available though (I am waiting for an update to the ColorHug firmware.) Graeme Gill.