Untitled , by alberto biasi , 1962 , abstract , Op Art style , Rectangle
A black and white image of a zigzag pattern.
A black and white image has lines on it. The lines are all different shades of black. There are some lighter gray stripes on the bottom and some darker gray on the top. There is a large area in the middle of the image that looks like a circle. The image has a white border around it.