A group of people, sampled from a larger population, interviewed in open session for market research or political analysis.

(photography) The blur produced by spherical aberration in a lens, sometimes deliberately used to produce a dreamy effect or to eliminate blemishes.

Not in focus; lacking visual sharpness; blurred or hazy.

(film, television) A filming technique whereby the focal point is drawn towards the viewer; also a shot (as part of an edit) in which such a technique is used. Also used attributively.

plural of focus puller

(optics) A point from which light (or other radiation) apparently emanates, such as in the virtual image produced by a plane mirror.

A very intense focus (of the human mind); a hyperfocus.

(cinematography) A member of a film crew whose primary responsibility is to maintain the camera lens' optical focus on whatever subject or action is being filmed.

to focus itself, or by itself

concentration of attention on itself / the ability or feature of photographic or video camera to focus itself