States that if two people are filmed in a sequence then there is an invisible line between them. The camera should then only be positioned within the 180 degrees on one side of that line. “Crossing th [..]

The negative of an edited film, cut to picture, but built into 2 rolls, A and B, to allow for invisible splices, instant changes of the timing lights, fades and dissolves. A roll will have all the odd [..]

In 35mm this is the full frame exposed by the camera, with an aspect ratio of 1:33.

Automated Dialogue Recording. Very popular term. This is essentially Dubbing, done in addition to, or as replacement for Location Sound. The term ADR has certain secrecy around it, probably because it [..]

Method of creating a wide screen image with standard film, using a special lens on the camera and projector, which compresses the width of the image exposed on the film and then expands it when projec [..]

First corrected print made from the A and B rolls, printed with the optical track. Married Print is another term, sometimes used, as this is the first time that picture and sound are wedded together o [..]

High-tech stuff. Wooden box, often used on the set to stand on or raise up equipment. Half Apples and Quarter Apples are half and one quarter as thick boxes. People just sit on them too!

Sensitivity to light of a particular type of film. It is the specific number used to measure Film Speed. Measured by ISO ASA.

The proportions of the frame. In 16mm and 35mm the camera photographs a slightly square image, with an aspect ratio of 1:33 to 1. In 35mm the image is generally shot with the Academy Aperture and then [..]

The version of the film that is first assembled to show the whole film.