Definition of "megascope" []

• A modification of the magic lantern, used especially for throwing a magnified image of an opaque object on a screen, solar or artificial light being used. (noun)

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• "By the aid of the megascope, the enlarged images of some of these castings, showing the delicate tracery of the patterns, will now be projected upon the screen, and you can all see how perfectly the design is reproduced."