Depth of Field (DOF)—Aperture’s Creative Effect The amount of sharpness in a photo based on the initial focus point If you focus on a specific area of the photo, the area directly in front and behind the subject will gradually fall out of focus DOF is determined by 3 components: Aperture Setting Subject Distance from camera Type of Lens Used
Setting Apertures
Setting Apertures http://content.yudu.com/A1ihn9/BDPW09IPCEd/resources/index.htm http://camerasim.com/camera-simulator/
http://www.digital-photography-school.com/aperture http://stepbystep-photography.com/tutorials/understanding-aperture-3-steps