aperture & depth of field
DESCRIPTION
Definition of aperture and how the aperture can be used to control Depth of Field.TRANSCRIPT
Aperture & Depth of Field
Digital PhotographyApollo Technology Education
Aperture: Controls the amount of light entering the camera through the lens. Every lens has an aperture.
Depth of Field: (DOF) the portion of a photograph that appears acceptably sharp or in focus.
Two Major Variables:1. Aperture2. Focal Length
Example: deep or broad Depth of Field
Example: a narrow Depth of Field
Narrow Depth of Field
•Long Focal Length •Maximize Optical Zoom
focal length: 200 mm
Deep Depth of Field
•Short Focal Length •Wide angle lens
Focal length: 15 mm
Controlling Details