File:Impossible staircase.svg

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English: A "Penrose stairs" optical illusion
Deutsch: Eine "Penrose-Treppe" - optische Täuschung
Français : Une illusion d'optique "Penrose stairs"
Español: Una ilusión óptica de "escaleras de Penrose"
Source Own work
Author Sakurambo
(Reusing this file)
Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
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An illusion of an endless staircase using false perspective

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19 May 2005

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current13:44, 30 May 2006Thumbnail for version as of 13:44, 30 May 2006372 × 283 (4 KB)Sakurambo~commonswiki== Summary == {{Information| |Description=A "Penrose stairs" optical illusion |Source=own work |Date=2005-05-30 |Author=Philip Ronan |Permission=see below |other_versions= }}
13:51, 19 May 2006Thumbnail for version as of 13:51, 19 May 2006333 × 250 (4 KB)Sakurambo~commonswiki{{Information| |Description=A Penrose staircase (optical illusion) |Source=Own work |Date=2005-05-19 |Author=[[User:Sakurambo|Philip Ronan |Permission=See below |other_versions= }}
13:32, 19 May 2006No thumbnail (4 KB)Sakurambo~commonswiki{{Information| |Description=A "Penrose stairs" optical illusion |Source=own work |Date=2005-05-19 |Author=Philip Ronan |Permission=see below |other_versions= }}
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