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    ペンローズの三角形
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    An impossible object, a type of optical illusion, popularized by Lionel Penrose and Roger Penrose.

    Examples

    External links

    • Wikipedia: Penrose triangle

    View wiki

    post #11969295
    post #11818629
    post #11695523
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    post #11106615
    post #11099674
    0:10
    post #10969943
    post #10912902
    post #10912812
    post #10889661
    post #10889248
    post #10887428
    post #10555568
    post #10434301
    post #10071283
    post #9075834
    post #8959095
    post #8604809
    post #8510880
    post #8510837
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