Helmholtz triangles and squares geometrical optical illusions

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  • Photo title: Helmholtz triangles and squares geometrical optical illusions
  • Author: Peterhermesfurian
  • Cover photo description:
  • Helmholtz triangles and squares optical illusions. Equilateral triangle with horizontal lines appear higher (A),with angled lines it seems to move right (B). A square appears higher (C) or wider (D).
  • Image ID:286570917
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Keywords for Facebook, Twitter and LinkedIn timeline photos

helmholtz triangle square geometrical optical illusion optical gestalt psychology effect line lines lined equilateral shape figure form formation arrangement horizontal vertical angle angled higher moving wider broader widening lengthening perception optics physiological physiologic diagram chart test experiment visual geometric geometry pattern science graphic abstract black isolated white background vector
 
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