








🎥 Elevate your shots with precision light control—don’t let perfect moments slip away!
The K&F Concept 40.5mm Variable Neutral Density Filter features premium AGC optical glass with 8 multi-layer coatings to reduce glare and reflections. It offers adjustable light reduction from ND2 to ND400 (1 to 9 stops) with smooth 360° rotation for precise exposure control. Its slim 7.4mm CNC-patterned design ensures easy handling and compatibility with all 40.5mm lenses, enhanced by an oxidized sandblasted surface to prevent stray light. Ideal for photographers seeking versatile, professional-grade light management.







| Special Effect | Neutral Density |
| Water Resistance Level | Not Water Resistant |
| Coating Description | Multi Coating |
| Photo Filter Size | 40.5 Millimeters |
| Item Dimensions L x W | 1.59"L x 1.59"W |
| Enclosure Material | Optical Glass |
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