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File:Same color illusion.png

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Summary

Description
English: Same color illusion is the Wikipedia article about this image. The image was the Astronomy Picture of the Day on 17 July 2007 and 4 October 2009.
Date
Source http://web.mit.edu/persci/people/adelson/checkershadow_illusion.html
Author Edward H. Adelson
Other versions
  • originally uploaded as .jpeg
    originally uploaded as .jpeg
  • another second PNG version, uploaded after this one
    another second PNG version, uploaded after this one
  • vector version (.svg)
    vector version (.svg)
  • vector version, orange/brown dots (.svg)
    vector version, orange/brown dots (.svg)
  • animated .gif
    animated .gif

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Date/TimeThumbnailDimensionsUserComment
current18:44, 17 December 2010Thumbnail for version as of 18:44, 17 December 20101,078 × 838 (145 KB)LobStoRincreased resolution, from source URL
20:29, 2 April 2007Thumbnail for version as of 20:29, 2 April 2007507 × 395 (54 KB)Paul BreeuwsmaThis image is the same as Image:Optical.greysquares.arp.jpg, but in higher quality. It is a screenshot from a [http://naukiniekonwencjonalne.feedle.com/materialy/foto/checkershadow_animation_top.html flash animation]. Because almost the same image is
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