Category:Fraser spiral illusion

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Ilusión de la espiral de Fraser (es); Spirale de Fraser (fr); Fraser spiral illüzyonu (tr); Fraser-spiraal (nl); 弗雷澤圖形 (zh-hant); 弗雷泽图形 (zh-cn); Fraser-Spirale (de); 弗雷泽图形 (zh-hans); Fraser spiral illusion (en); spiralo de Fraser (eo); 弗雷泽图形 (zh); Спираль Фрэзера (ru) optical illusion (en) Spirale de fraser (fr); twisted cord illusion, false spiral (en)
Fraser spiral illusion 
optical illusion
Fraser spiral.svg
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Instance ofoptical illusion
Named after
  • James Fraser
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Media in category "Fraser spiral illusion"

The following 4 files are in this category, out of 4 total.