Original sentence: Because the same image arrives from two different sources (the mirror and the second ScotchLite screen) and is projected onto two different screens (one in front of and one behind the actor) the actor appears to interact with the background.In Front Projection, a faint background image would be projected on to a one-way mirror mounted at a forty-five degree angle in front of the camera.In normal Front Projection, the image that passes through the one-way mirror and is not reflected towards the scene is "soaked up" by black velvet, but in IntroVision the black velvet is replaced by another ScotchLite screen that reflects the same background image onto a third ScotchLite screen, this time in front of the actor.In the final payoff scene, O'Niel strikes Sheppard.Outland was the first motion picture to use IntroVision, a variation on Front Projection in which the actor stands in front of a screen made of highly reflective material called Scotchlite.The film ends with a message sent to O'Niel's wife to the effect that he will indeed be joining her and his son for the long trip back to Earth.There are no plans for a remastered DVD or Blu-ray Disc at this time.This enabled Sean Connery's character to convincingly walk around miniature sets of the mining colony.This faint background image would show up clearly on the screen but not on the actor, the Scotchlite being a thousand times more reflective, enabling the actor to become his own matte
Edited sentence: Outland was the first motion picture to use IntroVision, a variation on Front Projection that allows foreground, midground and background elements to be combined in-camera, as opposed to using optical processes such as bluescreen matting.This enabled characters to convincingly walk around miniature sets of the mining colony