The centre of interest or activity
schools are a focus of community life
The distance between the back of a lens and the image of an object at infinity
A camera focus that cannot be adjusted, typically used with a small-aperture lens having a large depth of field
A group of people assembled to participate in a discussion about a product before it is launched, or to provide feedback on a political campaign, television series, etc.
Deliberate slight blurring or lack of definition in a photograph or film
An assistant to a film or television cameraman, who is responsible for keeping the lens focused during filming
another term for depth of field.
Pay particular attention to
Adjust the focus of (a lens or one’s eyes)
Relating to or denoting a light bulb which is designed so that its beam is focused automatically when it is fitted inside a lamp, especially a vehicle headlamp
A device focusing a camera or other piece of equipment automatically
colour snaps will do as long as they are in focus
why are some of the shots out of focus?