Bulging Checkerboard Geometrical-Optical Illusion. The Checkerboard Is Fully Regular And Consists Of Black And White Squares With Straight Side Lines. The 3D Impression Is Created By Smaller Squares.

KEYWORDS

bulging checkerboard optical illusion bulging bulges bulge checkers check optical geometrical black white square squares regular black illusionary ticks 3d impression three dimensional effect visual chequerboard checkered chequered pattern chessboard visual illusions parallel line row tile chess board alternating texture backdrop wallpaper background geometric symmetrical design abstract geometry psychology science vector