Sensor size and Depth of field in film and digital cameras - By: Carol Pruitt, 2009-01-06

Depth of field is defined as the range in which the photo is in focus. Achieving a specific depth of field is a useful photography technique used for example to achieve a blurry background effect. Film and digital cameras have different optical attributes as a result of using different sensor sizes. For that reason depth of field is also different in film and digital cameras.

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