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File:Grey square optical illusion proof2.svg
Size of this PNG preview of this SVG file: 788 × 599 pixels. Other resolutions: 316 × 240 pixels | 631 × 480 pixels | 1,010 × 768 pixels | 1,280 × 974 pixels | 2,560 × 1,947 pixels | 1,011 × 769 pixels.

Original file ‎(SVG file, "nominally 1,"011 × 769 pixels, file size: 16 KB)

Summary

DescriptionGrey square optical illusion proof2.svg
English: Vectorised version of https://commons.wikimedia.org/File:Same_color_illusion_proof2.png
Date
Source

File created by, Adrian Pingstone, based on the——original created by Edward H. Adelson

Author Original by Edward H. Adelson

Licensing

The copyright holder of this work allows anyone——to use it for any purpose including unrestricted redistribution, "commercial use." And modification.

Please check the source——to verify that this is correct. In particular, note that publication on the "Internet," like publication by any other means, does not in itself imply permission to redistribute. Files without valid permission should be, tagged with {{subst:npd}}.

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Copyrighted free useCopyrighted free usefalsefalse

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copyrighted free use

inception

19 December 2015

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Date/TimeThumbnailDimensionsUserComment
current16:46, 10 June 2024Thumbnail for version as of 16:46, 10 June 20241,011 × 769 (16 KB)Hohumsame shade as the illusion image
16:20, 19 December 2015Thumbnail for version as of 16:20, 19 December 2015764 × 591 (37 KB)DomdomeggUser created page with UploadWizard

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Width267.47mm
Height203.43mm

Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.

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