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Visual Perception, Optical illusion
pokkets
follow
24
9-1-2007 10:21 AM
1675 views
tags:
perception
,
visual
,
optical
,
illusion
4 Comments
|
Add a Comment
9-1-2007
10:32 AM
aculton
I had a clip similar to this but with less to look at, this ones much better.
I love these.
9-1-2007
5:05 PM
kkcapricorn
I hate these things -- they always make me doubt what I perceive to be reality. New reality: I can't believe my eyes!
9-2-2007
11:58 AM
tidbit2
they just go against the rules that your eyes usually work on
9-3-2007
9:34 PM
silvanaraihane
that is an awesome puzzle you posted pokkets, took me a while to figure it out but did it.
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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/73de931a-f0ba-4944-84c6-c56a482bdbe9/8C7017DF-25FE-46D4-9776-3E487D5D56E0/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.scientificpsychic.com/graphics/" href="http://www.scientificpsychic.com/graphics/" style="font-size: 11px;">www.scientificpsychic.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><CENTER><B>Perpetually ascending staircase.</B> How can the man go up all the time? Can such a staircase be built as a real object?</CENTER></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><CENTER><B>The red squares are the same color in the upper part and in the lower part of the "X"</B></CENTER></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/www.scientificpsychic.com/img/38C3CC50-7560-4156-8BA8-965096A45486" alt="Perpetually Ascending" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><div align="center"><img src="http://content6.clipmarks.com/blog_cache/www.scientificpsychic.com/img/9316D34A-CF8D-4201-95A4-E5DB2E9315EF" alt="Green Checkerboard" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><B>The diagonal lines are parallel.</B></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/www.scientificpsychic.com/img/D10356B9-7C1C-4EDE-85E9-FC0BE44829EA" alt="Parallel Diagonal Lines" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><CENTER><B>There are no gray spots at the corners of the squares.</B></CENTER></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><div align="center"><img src="http://content8.clipmarks.com/blog_cache/www.scientificpsychic.com/img/1FEF5278-7B2B-4867-BB34-350D31B81011" alt="Black square grid" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><B>Stairway between corners of a flat square.</B></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"> You can go from corner <B>A</B> to corner <B>B</B> by climbing the stairs or by going around a level plane.</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/www.scientificpsychic.com/img/34A9CCC3-F0A6-4803-B1E2-9D2976399B21" alt="Stairway" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><CENTER><B>The rows of black and white squares are all parallel.</B> The vertical zigzag patterns disrupt our horizontal perception. </CENTER></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><div align="center"><img src="http://content6.clipmarks.com/blog_cache/www.scientificpsychic.com/img/2DF55530-4F9C-47F1-9B54-E8611A9A0BB0" alt="black and white squares" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><CENTER><B>Impossible triangle.</B> This triangle cannot be built as a real object. Can you find a relationship between this triangle and a Möbius strip? (<FONT size="-1"> Hint: Assume that the thickness of the strip is the same as the width of the strip, and that instead of twisting 180 degrees before joining, there is only a 90 degree twist. </FONT>) </CENTER></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><CENTER><IMG width="195" height="195" alt="Impossible Triangle" src="http://www.scientificpsychic.com/graphics/triangle.gif" /> <IMG width="195" height="195" alt="Mobius Strip" src="http://www.scientificpsychic.com/graphics/mobius.jpg" /> </CENTER></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><CENTER><B>The radiating lines influence our perception of the parallel lines.</B></CENTER></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><CENTER><IMG width="260" height="130" alt="Radiating from inside" src="http://www.scientificpsychic.com/graphics/radial1.gif" /><IMG width="260" height="130" alt="Radiating from outside" src="http://www.scientificpsychic.com/graphics/radial2.gif" /></CENTER></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><B>The center circles are both the same size.</B></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/www.scientificpsychic.com/img/0C3C5F7A-2643-44BE-A091-B92B76D0D014" alt="Center circles are equal" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><TABLE width="60%" cellspacing="3" cellpadding="0" border="0" align="center"><TBODY><TR><TD align="center"><IMG width="180" height="187" alt="Circle distorted by background pattern" src="http://www.scientificpsychic.com/graphics/circle2.gif" /> </TD><TD align="center"><IMG width="186" height="187" alt="Squares distorted by background pattern" src="http://www.scientificpsychic.com/graphics/squares3.gif" /> </TD></TR></TBODY></TABLE></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/www.scientificpsychic.com/img/886E2B30-D9BC-41B3-86C8-852A73DE7A19" alt="Perspective" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><div align="center"><img src="http://content6.clipmarks.com/blog_cache/www.scientificpsychic.com/img/F339556A-9AD7-4847-A512-1E5466C6E9BB" alt="Squares on Concentric Circles" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.scientificpsychic.com/graphics/"><CENTER> <IMG width="221" height="221" alt="Warped Square" src="http://www.scientificpsychic.com/graphics/warpedsq2.gif" /> <IMG width="221" height="221" alt="derived from A. Kitaoka" src="http://www.scientificpsychic.com/graphics/bulge2.gif" /> </CENTER></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;"> </td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/8C7017DF-25FE-46D4-9776-3E487D5D56E0/blog/" title="blog or email this clip"><img src="http://content7.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>
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