Hering and Wundt geometrical optical illusions. The two straight and parallel red lines appear as if they were bowed outwards and the two blue vertical lines look as if they are bowed inwards.

Hering and Wundt geometrical optical illusions. The two straight and parallel red lines appear as if they were bowed outwards and the two blue vertical lines look as if they are bowed inwards. - 63989780

Set of circular, radial lines. Radial, radiating lines. Circular, concentric lines

Similar stock images (Vector, SVG, and EPS)

to-top-page