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 ...

Why shallow depth of field may not be as iconic as it seems.

WITHOUT entering into a discussion of the correct interpretation of high power microscopic images, which is a very recondite subject, I should like to point out that Mr. Mallock's statement in ...