Survey of Visual Effects

Master film is projected through a lens to expose the raw stock.

An in-camera visual effects process for combining foreground performance with pre-filmed background footage.

An early type of image projector developed in the 17th century.

Lens that optically distorts the image to compress and decompress the image between formats.

The process of loading two reels of film into a camera, so that they both pass through the camera gate together.

Mattes that change to mask the shapes of moving objects.

French film maker responsible for many visual effects, including the stop trick, or substitution.

Visible division of the screen.

Using different color films to create full color images.

An optical device that projects an image of its surroundings on a screen.

Process in which sodium vapor lights are used to create mattes of color images.

An in-camera special effects technique in film production for combining foreground performances with pre-filmed backgrounds by projecting the background onto the reverse of a white screen.

The portion of a scene that appears sharp in the image.

An animation technique in which animators trace over live-action film movement, frame by frame, for use in animated films.

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