Refraction is demonstrated here by propagating a light beam through two positive cylindrical lenses. Using a smaller convex lens in front of a larger one gives an interesting focus of light | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Giphotostock |
Taille de l’image : | 5136 px × 3405 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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