Computer Vision by Zimmerman Collectors' Workshop photo by Martin's Magic

photo by Martin's Magic

Minor sleight of hand required (a simple French Drop)

The spectators are each given a small coin envelope and instructed to seal their key in it

Effect: Five different colored keys are placed in a strikingly beautiful antique

Computer Vision by Zimmerman Collectors' Workshop photo by Martin's MagicA great unusual mental effect. Now hard to find. Very cool little item from Dick Zimmerman, who although famous for his ring and hoop themed stage act, was an inventor of many clever close up items. Computer Vision is one of these, released in 1979. It has not been produced for a couple of decades. The effect is simple: a square of thin cardboard is shown. It depicts the screen and buttons of a "computer" well, at least a computer from 1979 when we