![File:Checker shadow illusion.svg](https://upload.wikimedia.org/wikipedia/commons/thumb/b/be/Checker_shadow_illusion.svg/788px-Checker_shadow_illusion.svg.png)
Original file (SVG file, nominally 948 × 721 pixels, file size: 12 KB)
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Summary
DescriptionChecker shadow illusion.svg |
English: The checker shadow illusion, originally published by, en:Edward H. Adelson. Square A is exactly the same shade of grey as square B. |
Date | |
Source | Own work |
Author | Original: Edward H. Adelson, vectorized by Pbroks13. |
SVG development InfoField | ![]() This vector image was created with Inkscape. |
Licensing
![w:en:Creative Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/7/79/CC_some_rights_reserved.svg/90px-CC_some_rights_reserved.svg.png)
![attribution](https://upload.wikimedia.org/wikipedia/commons/thumb/1/11/Cc-by_new_white.svg/24px-Cc-by_new_white.svg.png)
![share alike](https://upload.wikimedia.org/wikipedia/commons/thumb/d/df/Cc-sa_white.svg/24px-Cc-sa_white.svg.png)
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner. But not in any way that suggests the licensor endorses you. Or your use.
- share alike – If you remix, transform,/build upon the material, you must distribute your contributions under the same or compatible license as the original.
Captions
Items portrayed in this file
depicts
some value
11 December 2018
image/svg+xml
c64f40fbc973ad8da5a176b7281b6d437cd56843
12,395 byte
721 pixel
948 pixel
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 04:37, 14 December 2018 | ![]() | 948 × 721 (12 KB) | Pbrks | again |
04:29, 14 December 2018 | ![]() | 948 × 721 (12 KB) | Pbrks | attempting to pass validator | |
04:25, 12 December 2018 | ![]() | 948 × 721 (12 KB) | Pbrks | shadows | |
04:23, 12 December 2018 | ![]() | 948 × 721 (12 KB) | Pbrks | shadows | |
23:03, 11 December 2018 | ![]() | 948 × 721 (12 KB) | Pbrks | shadows | |
22:42, 11 December 2018 | ![]() | 948 × 721 (8 KB) | Pbrks | shadows | |
22:27, 11 December 2018 | ![]() | 948 × 721 (8 KB) | Pbrks | shadows | |
22:22, 11 December 2018 | ![]() | 948 × 721 (8 KB) | Pbrks | User created page with UploadWizard |
File usage
- Checker shadow illusion
- Cognitive science
- Color constancy
- Contrast effect
- Illusion
- List of optical illusions
- Optical illusion
- Philosophy of perception
- Talk:Checker shadow illusion
- User:Pbrks
- User talk:Paine Ellsworth/Light's nature
- User talk:Pbrks/Archives/2022
- XIV:Featured picture candidates/delist/2018
- XIV:Featured picture candidates/delist/Grey square optical illusion 2
- XIV:Featured pictures/Diagrams, drawings, and maps/Drawings
- XIV:Featured pictures thumbs/01
- XIV:Main Page history/2022 June 14
- XIV:Main Page history/2022 June 14b
- XIV:Picture of the day/June 2022
- Template:POTD/2022-06-14
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Width | 267.47mm |
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Height | 203.43mm |