Lens distortion isn’t a topic surrounded by excitement but it is something to be aware of when choosing your equipment and composing images. Even if you’ve never heard of it, you’ll still probably recognize at least one type of lens distortion. Heck it’s even boasted as a feature in some lenses!
The most common and recognized lens distortion is called Barrel Distortion. Wikipedia defines barrel distortion thusly:
In barrel distortion, image magnification decreases with