For the film's motion to be accurately rendered on the video signal, a telecine must use a technique called the 2:3 pull down (or a variant called 3:2 pull down) to convert from 24 to 29.97 frame/s.
To accurately depict the film's motion on a video signal, a telecine needs to employ a technique called 2:3 pull down (or a variant known as 3:2 pull down) to convert from 24 frames per second to 29.97 frames per second.