Sensory illusions / deceptions (3)
A collection of various optical illusions and optical illusions. Do not always correspond to what we see, the reality. (Page 3)
Are the waves?
Which of these inner circles is bigger?
Are the purple lines straight or curved?
How many legs does this elephant?
Is it straight or crooked?
Attach the black point. After a while, the gray haze around the point should dissolve