Optical phenomena. 19th-century illustration of the colour spectrum for visible light,with other optical phenomena such as solar halos (bottom) and light refraction and reflection. Artwork from 'Course of Lectures on Natural Philosophy' (1807) by British physicist,physician and Egyptologist Thomas Young (1773-1829) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Royal Institution of Great Britain |
Taille de l’image : | 3696 px × 4774 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |