"Visual trickery" refers to the intentional use of visual elements or techniques to create an illusion or deceive the viewer's perception. Full definition
The engineers have employed some form of visual trickery to make the front look lower. (thesupercars.org)
The film is shot in a lurid, colourful style that, besides looking gorgeous, effectively gets us into the minds of the characters, especially when Araki uses visual trickery to portray dreams, drug trips and sexuality. (contactmusic.net)
Such visual trickery in Carter really helps to build the film to more than its script. (weliveentertainment.com)