Set of the technical devices, used to show the videos from photosensitive, magnetic or digital media at the appropriate screen with the ability to play sound and image.

Due to the width of the film tape, the projection aparatus divides into apparatus adapted to show the movies, recorded on the photosensitive tape with a width: 16 mm, 35 mm and 70 mm, as on the magnetic tape in system U-MATIC 3/4 inch and VHS 1/2 inch.