Two extra-low dispersion glass elements and one Super ED element are featured in the lens design to help reduce chromatic aberrations and color fringing for improved clarity and color neutrality

1× 1/4''-20 Screw

2 ppm (Timecode)

an average TLCI of 98

such as a focus hold button and rubberized control dials

NiSi Swift ND16 4 stop 67mm Brændvidde_85mm Two extra-low dispersion glass elementsDesigned to be used with the NiSi Swift SystemNew True Color film added to the optical glassHighest quality HUC (High ultra Clarity) optical glass, a NiSi exclusive, with Multi Ti coating and water repellent for easy cleaning4 Stops Full Spectrum Neutral Density FilterPerfect together the NiSi True Color VND 1 5 stops to get 5 9 stops ND variationsCan be used with the NiSi Swift System Adapter Ring to get 4 stops exposure reduction ###split### The