Hidden faces

A picture-puzzle (Latin vexare " plague " ) is according to the dictionary of the Brothers Grimm an " image with a hidden in the drawing was, banter ".

History

Picture puzzles were similar show in the late Middle Ages, the so-called Vexierliedern a way of signatories maladministration or graphically represent a satirical exaggeration, without fear of a penalty immediately. The picture puzzles were used in this sense, however, often of amusement by one could perceive a different meaning of subscribed by turning etc.. Franz Kafka wrote in his diary in 1911 " the hidden in a puzzle picture is clear and invisible. Significantly for having found what look he was asked invisible to those who do not know that it is something to searches. " In other languages ​​( English, French) is picture puzzle simply equated with a riddle or search image.

Species

• A seemingly correctly constructed image whose perspective turns out to be impossible as the Penrose triangle.
• A search image that contains a non- at first glance recognizable figure.
• An image that conveyed by its special design from different angles different content.
• A special form of optical illusion is the anamorphosis.