Aberrations, or optical imperfections, exist because no lens is optically perfect. Almost all lenses show aberrations from the ‘perfect’ image.
The whole topic of color management can get pretty dry and technical, but stick with it because there’s information here that’s useful and puts lots of other things in context.
The aspect ratio of an image is the ratio of its width to its height. The larger the ratio, the ‘wider’ the image; the smaller the ratio, the ‘squarer’ the image.
Bit depth is an important concept in digital imaging if you want the best possible image quality and if you intend to manipulate images heavily.
Levels and curves can both be used to adjust the contrast in photos, but how are they different, which should you use and is one better than the other?
Composition in photography can become very dry and technical when it’s reduced to a science. Here’s a way to see and work with shapes that’s simpler and more visual.
How do you stop your photos being cropped awkwardly on Instagram? It’s not about pixel sizes, it’s about aspect ratios, and here’s what you need to know.
Polarising filters are often used to darken blue skies. You can do this digitally instead – though polarisers do more besides that you cannot do digitally.
Welcome to the new Life after Photoshop photo editing A-Z. This is a straightforward list of photo-editing terms arranged alphabetically. To expand a definition, just click on its heading. You’ll also find links to specific software applications and, for many of these photo-editing terms, there are links to tag archives with related articles. Photo-editing software […]
LUTs are the new big thing in photo editing software, but what are they, how do you use them and why do they matter?