30. CREATING A SHALLOW DEPTH OF FIELD FOR PORTRAITS
PORTRAIT PHOTOGRAPHERS AND those with an eye for details like to draw attention to their chosen subject with sharp focus and let the other elements go softly out of focus. This effect is easy to achieve with the right technique and right equipment. There are three parameters that will help to achieve shallow depth of field: aperture, subject distance, and focal length.
The wider the aperture is, the shallower the depth of field will be. This means that this technique works best with apertures in the f/1.4 – f/4 range. General consumer lenses often have maximum apertures of only f/3.5–5.6, which ...
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