Tunable filters are optical filters that are suitable for applications requiring wavelength tuning. Two of their main specifications are the optical density (OD) and the out-of-band rejection. The ...

One filter that is in the camera outfit of many professionals is the neutral density filter, or ND filter as it's better known. The filter is less appreciated by amateurs and the reason it probably ...

Without having other variable ND filters for comparison, we can’t make definitive comments on whether the Syrp filter is superior. But we can say that it provides a compact and versatile addition to a ...

Variable neutral density filters are very useful for photographers that like manual control in bright light. Instead of paying hundreds of dollars for one, though, you can make your own from just a ...

Features / The Ultimate Guide To Landscape Filters: The Neutral Density Graduated Filter In our third installment of our guide, the Neutral Density Graduated Filter takes to the stage.

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 ...