Variable neutral density (ND) filters are handy tools for photographers, in that their opacity can be adjusted simply by rotating them. So, why not use them for adjustable-tint sunglasses? Well, ...

The Benro NE1 Electronic Variable ND Filter Kit got rather a lot of attention when it was first unveiled last year, and it goes live on Indiegogo tomorrow for an early bird price of $228. We normally ...

A quality ND filter (short for neutral density filter) cuts the amount of light coming into the camera without affecting the color or overall appearance of the image. While photographers often want ...

Variable NDs can tend to vary wildly in quality. A new set of variable NDs from Moment are a set of filters that aims to ensure the highest quality at a what turns out to be a very sensible price ...

Digital technology has whittled down the number of filters photographers pack in their bags, thanks to the ease of replicating colored filters in any photo editor. But a handful of filters still pack ...