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👁️ Optical Illusions Gallery (2D)

Five classic optical illusions rendered with accurate 2D canvas geometry: Hermann Grid, Müller-Lyer, Kanizsa Triangle, Rotating Spiral and Checker Shadow, each with a reveal-the-trick overlay and adjustable size/contrast.

Perception & Optical Illusions2DEasy60 FPS📱 Mobile-adapted⇄ 3D version

⚙ Under the hood

Six classic optical illusions drawn with precise 2D canvas geometry: the Hermann Grid, Muller-Lyer arrows, Kanizsa Triangle, Rotating Spiral, Checker Shadow and Cafe Wall pattern. A Reveal the Trick button overlays proof that the lengths, colours or lines are truly identical, and sliders adjust size and contrast.

optical illusionperceptionvisionbrainpsychology2D

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install