Watch Free Online HD Moviesjoy. In this film, circles of colored light (red, green, blue) pulsate and flicker as they move around the frame. Where they intersect, they display a variety of secondary colors. The term, circles of confusion belongs to the physics of the lenses. Here it has to do with the focus of light. Here it refers to the focus of mental and emotional energies as an irrational system for composing a film.