Multiple image

A visual device used to suggest the movement that occurs when a figure is shown in a sequence of slightly overlapping poses in which each successive position suggests movement from the prior position.

Op Art

A static painting that gives the optical illusion of movement.

Blurred outline

A visual device in which most details and the edges of a form are lost in the rapidity of the implied movement.

Amplified perspective

A dynamic and dramatic illusionistic effect created when an object is pointed directly at the viewer.

Horizon line

The farthest point we can see where the delineation between the sky and ground becomes distinct. The line on the picture plane that indicates the extent of illusionistic space and on which are located the vanishing points.

Juxtaposition

When one image or shape is placed next to or in comparison to another image or shape.

Equivocal space

An ambiguous space in which it is hard to distinguish the foreground from the background. Your perception seems to alternate from one to the other.