Stanley Kubrick made use of a Steadicam.
The smallest, lightest Steadicam that can be used with a support arm and vest is the Merlin
 On some films, such as Barry Lyndon, he used custom made zoom lenses, which allowed him to start a scene with a close-up and slowly zoom out to capture the full panorama of scenery and to film long takes under changing outdoor lighting conditions by making aperture adjustments while the cameras rolled

