optical illusions:afterimage green dot illusion negative retinal afterimage purple dotsSo, just look at the X in the middle, and you should see a green dot being replaced by the disappearing purple dots.
Its pretty cool eh? Its called an: negative retinal afterimage

optical illusion:afterimage green dot illusion negative retinal afterimage purple dots



(10 votes, average: 4.5 out of 5)







October 24th, 2007 at 5:11 am
U forgot 1 thing. Stare at the cross in the centre, dont blink or move ure gaze and the purple dots will disappear until u only see the green dot