Pan and scan is a film editing technique used to modify widescreen images for display on a fullscreen screen. It involves cropping the sides of the original widescreen image and panning across it when
A 2.35:1 film still that was panned and scanned to smaller sizes. At the smallest size, 1.33:1 (4:3), nearly half of the original image has been cropped.
Open matte is a filming technique that involves matting out the top and bottom of the film frame in the movie projector for the widescreen theatrical release and then scanning the film without a matte
Pan and scan
…full-screen versions is sometimes called reframing: some shots are pan and scan, while others (notably Warner Bros.' The Lego Movie) are transferred open matte (a full widescreen image extended with the added image above and below). Another method is to keep the camera angle as tight as a pan shot, but move…
A frame from a 35 mm film print. Here, the picture is framed for the intended theatrical aspect ratio (inside the yellow box). The picture outside of the yellow box is matted out when the film is shown in widescreen. For 4:3 television and home media versions, a large portion of the picture can be used (inside the red box) with an open matte.
Open matte example with a slight shift of the image section upwards
Aspect ratio 2.35:1 versus 1.85:1