Promaster 105mm IRND16X (1.2) HGX Prime

The coating on this filter really does repel dirt—after a dusty shoot I just wiped it clean with no streaks. The way it suppresses infrared light while maintaining sharpness impressed me, giving true blacks without a color cast. A solid upgrade for anyone who shoots long exposures in mixed lighting.

The individually ground glass feels noticeably denser and more precise than my old stacked ND filters, and the dirt-repelling coating has held up through two dusty shoots without a single smear. Sharpness stayed crisp even at 1.2 density, which is exactly what I needed for long exposures.

The infrared suppression is doing exactly what I hoped, my skies are finally deep and clean without that magenta cast. The coating also shrugs off dust like nothing, which is a huge relief when I'm swapping filters on a windy coastal shoot. It's pricey, but the individual grinding makes the glass fe