Definition: To focus on a certain object or a particular space in a frame is to find the position where light rays originating from a point converge. On camera, focus is seen as the region of a frame that is displayed in clarity while the other regions of the frame by appear blurry.
Focus
By Gretchen Siegchrist, About.com Guide
Related Terms
Suggested Reading
Explore Desktop Video
Must Reads
About.com Special Features
Holiday Central
What to eat, where to go, fun things to do and how to save money on the perfect gifts. More >
Family Tech Center
Stay connected and entertained with reviews on tips on the latest HDTVs, cellphones and more. More >
©2009 About.com, a part of The New York Times Company.
All rights reserved.