Optical bench with object needle
Numéro d’image : 12395074
| Using a short focal length 50 mm double convex lens. The wooden optical bench allows for fairly precise experiments in the classroom and consists of a 1.5 meter rail on which carriages are placed against a millimetre scale. The light source is a focused light emitting diode that is bright enough to use a without a blackout. The light is cast onto an object needle. The image is focused by a lens onto a white metal receiving screen which can have a squared paper insert. Mirrors, object screens, diffraction objects and Young's slits can also be used in the setup. | |
| Licence : | Droits gérés |
| Crédit: | Science Photo Library / Chillmaid, Martyn F. |
| Taille de l’image : | 5331 px × 3647 px |
| Model Release : | Non requis |
| Property Release : | Non requis |
| Restrictions : | - |
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