Ok. Good to know. But how does this colour chart work? I want to learn, that’s all.
Not to get into it here, but read this and it will give you an idea:
http://www.newsshooter.com/2015/10/30/the-colour-chart-re-invented-xrites-new-colorchecker-video-is-designed-for-better-exposure-and-balance/
Thanks!