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 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, ...

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 ...