Best Variable ND Filter for Sigma 24-70mm f/2.8 DG DN Art
The Sigma 24-70mm f/2.8 DG DN Art is a masterpiece of sharpness, but its massive 82mm front element can be a nightmare to manage in bright sunlight. To maintain that creamy f/2.8 bokeh or shoot cinematic video at a 180-degree shutter angle, a high-quality Variable ND is non-negotiable. I’ve tested dozens of filters on this…