Focal Point by Andrew Mayne

First introduced to the audience from around the world gathered a few old photos. Invite an audience just select one, and remember it , after a while the focus , you seem to know the audience think , and say the correct answer. Of course, the incredible climax that the photo one by one when the magician turned out, only a selected audience goes has become blurred.

Video Demo: http://hk.youtube.com/watch?v=6GUXTGCBihI

You introduce several antique photographs collected from around the world. A spectator is invited to freely select one to focus upon. After a moment of concentration you begin to zero in on the spectator's thoughts and reveal the selected photograph. However, in a strange climax, you leave the spectator wondering if they imagined it all when the chosen photograph is turned over to reveal a completely blurred image.