File:Gradient-optical-illusion.svg
From Infogalactic: the planetary knowledge core
Size of this PNG preview of this SVG file: 800 × 581 pixels. Other resolution: 320 × 233 pixels.
Original file (SVG file, nominally 1,024 × 744 pixels, file size: 439 bytes)
Summary
Simultaneous Contrast Illusion. The horizontal grey bar is the same shade throughout. Check this by covering everything except the bar.
Licensing
Lua error in package.lua at line 80: module 'strict' not found.
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 10:49, 12 January 2017 | | 1,024 × 744 (439 bytes) | 127.0.0.1 (talk) | <p>Simultaneous Contrast Illusion. The horizontal grey bar is the same shade throughout. Check this by covering everything except the bar. </p> |
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