Optical Illusion Graphic Collection - part 1

An visual illusion also called as optical illusion is characterized by visually perceived images that different from real object. The information gathered by the eye is processed and the brain to give a precept that does not tally with a physical measurement of the stimulus source. Below are some optical illusions that will trick your eyes.. Don’t believe me ? See for yourself…

(1. Look directly at the red dot (about 30 sec.)    2. Quickly look at any white surface (ceiling)    3. Begin to eye-blink rapidly    4. Enjoy)