A commonly used technique in both film and television to shift focus from a foreground object to a background object by turning the the focal ring on a lens.
Examples of rack focus can be seen in almost any movie or tv show when the focus is shifted from one object--mostly people--to another. It is most often used dramatically.
por rack_focus 22 de Fevereiro de 2006
When a director forgets what he is shooting and films breasts up close.
"The movie is still in editing becuase the second scene was rack focused."
por AllChiggedOut 08 de Março de 2007