Demonstration: A set of experiments to introduce real and virtual images formed by a convex lens.
Demonstration: Shows rays forming an image in the smoke with a lens and a mirror, as well as the effects of chromatic and...
Class practical: A group of short, introductory experiments to investigate the behaviour of concave and convex lenses using...
Demonstration: A demonstration to show the inversion of an image on the retina, and a model to show how the shadow forms.
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