Articles tagged "equivalence"

DPReview TV Mythbusting: Medium format has a unique depth of field

Is there something special about the depth-of-field offered by medium format? Chris and Jordan look closely at the effect of format size on depth-of-field to find out.

Equivalence is useful if you have any interest in light (and as a photographer, you probably should)

Equivalence is much-discussed, but still often misunderstood. Here's a simplified explanation of the concept of equivalent apertures, which is just another way of talking about light received by your camera.

Opinion: Thinking about buying medium format? Read this first

Recent medium format digital announcement has turned a lot of heads, and for good reason. However, some of us are less excited than others. Technical Editor Rishi Sanyal explains why he's not quite convinced. Read more

What is equivalence and why should I care?

Equivalence, at its most simple, is a way of comparing different formats (sensor sizes) on a common basis. Sounds straightforward enough, but the concept is still somewhat controversial and not always clearly understood. We thought it was about time we explained - and demonstrated - what equivalence means and what it doesn't. Learn more