Depth of field in photos is the amount of distance between the nearest and farthest objects that appear in acceptably sharp focus in a photograph. This gallery gives you some examples of how depth of field can be used in photos.
Shadow Trees
© Nancie M. DeMelliaCurves and Angles
© Rona L. SchwarzWinter in Yellowstone NP
© Giancarlo BisoneStained Glass Sunlight 2
© Carol FlisakThe Lone Traveler
© Nancy Grace ChenLily's Dawn
© Peter Anderson