How get stars in 4 steps Visible spectrum experiment , Story of a strange term
After the separation of optical and perception research, the arts of color and colorimetry adopt a series of characterizations of the color of their own. The scientific study of objects based on the analysis of the light they emit is called spectroscopy.
Update on light experiments
This is one of the steps that are linked to more in the blog It is a question of analysis of the visible spectrum, the prism and the spectroscopy which is a stage of my classes works