https://www.demesne.ie/products/machine-vision/optics/filters-_-C393908/filter-neutral-density-_-C506590/midwest-optical---filter---neutral-density-nd060---ni060-_-P1705224
Midwest Optical - Filter - Neutral density ND060 / NI060 F/ND060-C I Demesne Electrical
optical filterneutral density