If you’re not yet familiar with diopter lens filters, today’s featured video by Mathieu Stern shows what these special tools can do.

For this reason, it’s one of the best filters to use on Sigma lenses. “We first used it with the Leica SL2s and the Sigma 24-70mm f2.8 Art DG DN lens,” we wrote.

or ND filters, can make a world of difference. Used with the best cameras, they reduce the amount of light entering the lens. For astrophotographers who shoot with city skylines, the right filter ...

Expand the range of your smartphone photography and add creative in-camera effects with this wonderfully priced kit of lenses ...