Photo Art from Science

How and why to use Lightroom masking for selective edits to improve your photos.

Darktable can do more than edit your photos; it can also help you capture them with your camera attached via a USB cable. I explain how.

Here is how to perform image masking using the free Darktable photo editor.

Darktable is a free multi-platform, raw-image editor and camera control program. Here is an introduction to this powerful editor.

Some real MTF50 resolution measurements using infrared filters and their focus shift impacts.

How to get that expensive super telephoto look using your photo editor and gaussian blur.

How to get the 'focus peak' effect for manual focus on select Nikon cameras using the 'Color Sketch' effect.

Some fun history of MTF50 resolution measurement, from an incredible 1807 discovery right through present day.

Portrait retouching tips using various photo editors. Photo flattery will get you everywhere.

How you can make your own lens vignetting measurements with various photo editors.