Mastering Filters Series - 5-Stop Solid Neutral Density Filter
Amazon.com : Neewer 77mm Variable Fader ND Filter Neutral Density Variable Filter ND2 to ND32 (1-5 Stop) for Camera Lens + No Black Cross + Multilayer Coating + Ultra-Thin Frame Design : Electronics
ND-VARIO filter Variable 1.5-5 stops Nano-coating in optical glass (END OF SERIES) - NiSi UK - NiSi Optics, NiSi Filters
Tiffen 6.6 x 6.6" ND 1.5 Filter (5-Stop) 6666ND15 B&H Photo Video
NiSi Optics 5 Stop 1.5 Neutral Density ND32 Filter 100x100mm
Freewell (Mist Edition) 62mm Threaded Variable ND Filter All Day 2 to 5 Stop & 6 to 9 Stop - 2Pack
Amazon.com: NiSi 82mm Swift System VND Mist Kit | 1-5 Stop True Color Variable Neutral Density Filter, Swift Adapter Ring, Two Friction-Mounted Filters (ND16 4-Stop, Black Mist 1/4) | Photography and Videography :
K&F CONCEPT 67/72mm 2in1 ND Filter Fader 5-Stop ND2-ND32 CPL Circular Polarizing Filter Ultra-thin Cleaning Cloth for Camera Len - AliExpress