Fitxategi:Grey square optical illusion.PNG

Aurreikuspen honen neurria: 772 × 599 pixel. Bestelako bereizmenak: 309 × 240 pixel | 618 × 480 pixel | 989 × 768 pixel | 1.087 × 844 pixel.

Bereizmen handikoa ‎((1.087 × 844 pixel, fitxategiaren tamaina: 143 KB, MIME mota: image/png))

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Commons gordailu bat da, lizentzia askea duten multimedia fitxategiena. Lagun dezakezu.


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File:Checker shadow illusion.svg fitxategi honen bektore bertsioa da. Hau rasterizatutako bertsioaren ordez erabili beharko litzateke hobea izatekotan.

File:Grey square optical illusion.PNG → File:Checker shadow illusion.svg

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Laburpena

Deskribapena

An optical illusion. Square A is exactly the same shade of grey as square B. See demonstration.

Data

Original in 1995, this file in January 2004

Jatorria

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

Egilea

Original by Edward H. Adelson, this file by Gustavb

Lizentzia
(Fitxategi hau berrerabiltzen)

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Fitxategiaren historia

Data/orduan klik egin fitxategiak orduan zuen itxura ikusteko.

	Data/Ordua	Neurriak	Erabiltzailea	Iruzkina
oraingoa	12:20, 24 maiatza 2016	1.087 × 844 (143 KB)	Avayak	optimized losslessly
	23:13, 13 urtarrila 2008	1.087 × 844 (159 KB)	Mahahahaneapneap	pngcrushed
	05:54, 24 apirila 2007	1.087 × 844 (214 KB)	Jrockley	much larger version
	02:41, 9 apirila 2007	522 × 408 (70 KB)	Jrockley	Prepared for Wikipedia by Adrian Pingstone in January 2004, based on the [http://web.mit.edu/persci/people/adelson/checkershadow_illusion.html original] created by Edward H. Adelson. See also [http://en.wikipedia.org/wiki/Same_color