File:Optical greysquares 3D 2.png
Original file (1,072 × 904 pixels, file size: 68 KB, MIME type: image/png)
Captions
DescriptionOptical greysquares 3D 2.png |
English: An optical illusion. Square A is exactly the same shade of grey as square B. Rendered with POV-ray by Florian Koch. |
|||
Date | 7 April 2005 (original upload date) | |||
Source | Own work | |||
Author | Florian Koch, rendered with POV-ray | |||
Permission (Reusing this file) |
|
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 00:00, 6 July 2015 | 1,072 × 904 (68 KB) | Cmdrjameson (talk | contribs) | Compressed with pngout. Reduced by 35kB (34% decrease). | |
20:43, 7 April 2005 | 1,072 × 904 (103 KB) | Florenco~commonswiki (talk | contribs) | An optical illusion. Square A is exactly the same shade of grey as square B. Rendered with POV-ray by Florian Koch. {{cc-sa}} Category:Optical illusions |
You cannot overwrite this file.
File usage on Commons
The following page uses this file:
File usage on other wikis
The following other wikis use this file:
- Usage on de.wikipedia.org
Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Software used |
---|