One of the lesser-known ways that camera manufacturers have been able to make digital cameras ever smaller and less expensive is by using in-camera software to correct for lens distortion on the fly.

Modern camera lenses are really good. In fact, the engineers have done pretty much everything they can to engineer characteristics like distortion out of the glass. But if you’re still worried about ...

ExoLens and Zeiss have teamed up to create some high-quality lenses designed to take iPhone photography to the next level. At $200, the ExoLens PRO with Optics by Zeiss Wide-Angle Kit for the iPhone 7 ...