Adjustable-tint sunglasses? Well, that's exactly what eyewear company Lombell has done using variable neutral density (ND) filters as lenses.

Neewer True Colors Filter: Price The Neewer ND2-32 True Colors Hard Stop Variable ND Filter comes in one shape but many sizes, catering to lenses with a filter attachment thread pretty much ...

The Neewer ND2-32 True Colors Hard Stop Variable ND Filter is a variable neutral density filter pure and simple, without an additional ND filter nor a circular polarizer.

Syrp released a new variable neutral density filter capable of slowing down your exposures between 5 and 10 stops with a flick of the wrist.

An add-on variable ND filter/EF lens adaptor from HolyMantaAnother fantastic crowd funded film production tool: HolyManta offers a specialized lens adapter that places an adjustable ND filter between ...

I've rounded up the best neutral density filters in time for Black Friday, allowing you to enhance your nighttime photography.

I used the PolarPro Quartzline ND filter set and it added a whole new facet to my landscape photography toolkit These premium circular neutral density filters are ...