K&F Concept Nano-X ND Filter
Buy on Amazon
The K&F Concept Nano-X Variable ND Filter is a 67mm adjustable neutral density filter offering a wide 1.5 to 10 stop exposure range, making it a versatile single-filter solution for controlling light in various shooting conditions. Its 28-layer nano-coating on HD optical glass aims to minimize reflections, flare, and color cast while maintaining image clarity. Overall, it strikes a solid balance between performance and affordability in the variable ND market.
Key Features & Specs
| Filter Size | 67mm thread diameter |
|---|---|
| ND Range | ND3 to ND1000, covering 1.5 to 10 stops of light reduction |
| Coatings | 28 layers of nano-coatings for anti-reflection, waterproofing, and scratch resistance |
| Material | HD optical glass with an aluminum alloy frame |
| Compatibility | Fits any camera lens with a 67mm filter thread, including popular Canon, Nikon, and Sony lenses |
| Color Accuracy | Designed for neutral color transmission with minimal warm or cool shift across the ND range |
| X-Pattern Risk | Like most variable NDs, cross-polarization artifacts can appear at maximum settings in wide-angle use |
Best for: Videographers and photographers who want a single versatile filter for shooting in changing light conditions, particularly those working with cinematic motion blur, long exposures, or run-and-gun video on a moderate budget.