Classroom experiments and activities

Camera Obscura

minervg.gif  Darken your classroom and use a webcam adapted for long exposure to demonstrate how does a Camera Obscura work... 
Camera Obscura
(Kinga Janusz, Special School No 3,Cracow, Poland)

How to use a webcam for demonstration of a Camera Obscura!

Camera Obscura pdf presentation (446.33 KB)