Plate from 18th century encyclopedia showing illustrations of microscope optics and apparatus. Several technical innovations make microscopes better and easier to handle,which leads to microscopy becoming more and more popular among scientists. An important discovery is that lenses combining two types of glass could reduce the chromatic effect,with its disturbing halos resulting from differences in refraction of light | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Parker, David |
Taille de l’image : | 4541 px × 5217 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |