Guide to depth of field designed for those new to self-shooting, covering focus, focussing distance, focal length, aperture and sensor. The depth of field in an image is the distance between the ...

Our approach to extending the depth of field utilizes the concept of point spread function (PSF) engineering to greatly increase the axial range clearly imaged in a single exposure. The basic concept ...

The Hubble Deep Field, shown here, is a patch of sky in the constellation of Ursa Major the Great Bear. It was originally chosen because it was an empty and apparently blank patch of sky - so no ...

What is depth of field? The depth of field in an image is the distance between the parts that appear in focus. When there's a big distance between the things that look crisp and sharp, it's known ...