From Longman Dictionary of Contemporary Englishmagic lanternˌmagic ˈlantern noun [countable] TCPa piece of equipment used in the past to make pictures shine onto a wall or screen
Examples from the Corpus
magic lantern• And during all this time I kept getting flashing pictures in my mind of Chantal, like a magic lantern slide.• When we were young we tended it like a magic lantern, and we continue to find its place.• Cheap cards revolve on a display stand like a magic lantern.• They make a delightful, spontaneously spellbound audience, to whom one could show history unfolding as if with a magic lantern.• Lime lights were also used for magic lantern shows until they were superseded by the carbon arc. 