This is a video about the camera. Sources: http://inventors.about.com/od/bstartinventions/a/History-Of-The-Battery.htm http://en.wikipedia.org/wiki/Wire#History http://en.wikipedia.org/wiki/Electrical_wiring#Metal-sheathed_wires http://wiki.answers.com/Q/Who_invented_the_camera_lens
http://wiki.answers.com/Q/Who_invented_the_digital_camera