File:Optical.greysquares.arp-animated.gif
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Optical.greysquares.arp-animated.gif (496 × 400 pixels, file size: 58 KB, MIME type: image/gif, looped, 4 frames, 4.0 s)
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Summary[edit]
| Description |
English: Animation to prove a famous optical illusion (Square A is exactly the same shade of grey as square B)
Deutsch: Animation für den Beweis einer berühmten optischen Täuschung (Quadrat A hat exakt denselben Grauwert wie Quadrat B) |
| Date | |
| Source |
 |
| Author | Thomas Schoch |
| Permission (Reusing this file) |
GFDL CC-BY-SA-3.0 |
Licensing[edit]
I, the copyright holder of this work, hereby publish it under the following licenses:
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. |
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:28, 29 April 2021 | | 496 × 400 (58 KB) | Pietz (talk | contribs) | The counter isirritating because it seems like a broken animation where some frames are missing because there is no change between the counting. I simplified it with a short "flash back to the original chess board and then a longer period for the gray verification. |
| 16:55, 31 May 2016 |  | 496 × 400 (59 KB) | ParaDox (talk | contribs) | Added Seconds-Timer (1/8...8/8). | |
| 16:38, 31 May 2016 |  | 496 × 400 (66 KB) | ParaDox (talk | contribs) | Reverted to version as of 22:32, 26 May 2016 (UTC) | |
| 16:32, 31 May 2016 |  | 496 × 400 (114 KB) | ParaDox (talk | contribs) | Added Seconds-Timer (1/8...8/8). | |
| 22:32, 26 May 2016 |  | 496 × 400 (66 KB) | ParaDox (talk | contribs) | Was far too fast, and also too complicated (4 images in the animation-sequence). Here "my" slower and simpler version (only 2 images in the animation-sequence). | |
| 19:10, 1 June 2007 |  | 496 × 400 (196 KB) | Mosmas (talk | contribs) | {{Information| |Description = animation to explain an optical illusion |Source = [http://de.wikipedia.org/wiki/Bild:Optical.greysquares.arp.jpg this image] animated by Thomas Schoch |Date = 2007-04-26 |Author = [[User:Mosmas|Thomas Schoch] | |
| 19:15, 26 April 2007 |  | 496 × 400 (196 KB) | Mosmas (talk | contribs) | == Beschreibung == {{Information| |Description = animation to explain an optical illusion |Source = [http://de.wikipedia.org/wiki/Bild:Optical.greysquares.arp.jpg this image] animated by Thomas Schoch |Date = 2007-04-26 |Author = [[User:Mo | |
| 18:47, 26 April 2007 |  | 496 × 400 (251 KB) | Mosmas (talk | contribs) | {{Information| |Description = animation to explain an optical illusion |Source = [http://de.wikipedia.org/wiki/Bild:Optical.greysquares.arp.jpg this image] animated by Thomas Schoch |Date = 2007-04-26 |Author = [[User:Mosmas|Thomas Schoch] |
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