It is convenient to have a bar graph or table when communicating something on Twitter in an easy-to-understand manner, but it is difficult to create a graph as image data. In such a case, you can use ...

RedShark Replay: One from the archives. Gone are the days when a light meter and a trained eye was enough; to do better, we need technological measures and test & measurement equipment. Traditionally, ...

How histograms can help you control key factors that affect exposure levels. Correct exposures are the first step towards usable image files and the histogram displays provided in most digital cameras ...

This summer we're re-running some of our most popular articles - just in case you didn't see them first time. Here's Phil Rhode's look at how to understand Waveform and Vector displays If the recent ...