22Concepts in PhotographyDOF depends on the distance between the subject and thecameraThe shorter the distance between the subject and the camera is, the lowerthe DOF gets. Therefore, taking a photo close to a subject can result in aphoto of low DOF.A photo captured far from the subjectA photo captured close to the subjectDOF previewYou can press the Custom button to get an idea of what your shot will looklike before shooting. The camera adjusts the aperture to the predefinedsettings and shows the results on the screen. Set the function of theCustom button to Optical Preview. (p. 151)