Field Tools is an efficient, easy to use depth of field calculator for photographers working in the field. Using just a few touches, you can quickly calculate hyperfocal, near focus and far focus distances, all from a single screen. App settings are also a single touch away. Features include: •Large, easy to read result display •Switch distance type - hyperfocal, near limit, far limit and combined near/far limits - with a single touch •Sliders for adjusting focal length, aperture and focus distance •Configure multiple cameras and lenses and switch between them with just a few touches •Results in meters, feet or feet and inches