EN: Rack focusing
A technique that uses shallow focus (shallow depth of field) to direct the attention of the viewer forcibly from one subject to another. Focus is pulled , or changed, to shift the focus plane, often rapidly, sometimes several times within the shot.
Spring Hurst Cine
A shot where focus is changed while shooting. Unlike a Follow Focus shot, a rack focus shot is usually done not from the necessity of keeping someone in focus but to shift attention from one thing to another.
Cel Mai folosit cuvant: focus | Domeniu Aplicare : Cinematografie | Caractere: 168 Cuvinte: 38 | Limba: Engleza | Sursa The Pollio Folio - Glossary of Cinematography Terms