Variable Neutral Density Filter, Reduce Exposure by 1 to 8.6 Stops, Darkens Entire Image, Greater Control over Exposure Settings, Allows Wider Aperture, Optical Glass Construction, Rotating Aluminum Filter Ring, 40.5mm Front Filter Thread, Includes Plastic Filter Case. This Variable Fader ND2-ND400 Filter from K&F Concept is a 37mm variable neutral density filter providing an adjustable light reduction of 1 to 8.6 stops. It darkens the entire image evenly allowing a photograph to be made with a wider aperture or slower shutter speed than normally required. By slowing the exposure time or increasing the aperture it is possible to control the depth of field and blur movement easily creating a dynamic look for streams waterfalls landscapes and more.The rotating filter ring is made from aircraft-grade aluminum and it features a density scale and 40.5mm front filter threads.
Variable Neutral Density Filter, Reduce Exposure by 1 to 8.6 Stops, Darkens Entire Image, Greater Control over Exposure Settings, Allows Wider Aperture, Optical Glass Construction, Rotating Aluminum Filter Ring, 40.5mm Front Filter Thread, Includes Plastic Filter Case. This Variable Fader ND2-ND400 Filter from K&F Concept is a 37mm variable neutral density filter providing an adjustable light reduction of 1 to 8.6 stops. It darkens the entire image evenly allowing a photograph to be made with a wider aperture or slower shutter speed than normally required. By slowing the exposure time or increasing the aperture it is possible to control the depth of field and blur movement easily creating a dynamic look for streams waterfalls landscapes and more.The rotating filter ring is made from aircraft-grade aluminum and it features a density scale and 40.5mm front filter threads.
in 1 offers
The lowest price for K&F Concept Variable Fader ND2-ND400 Filter 37mm, 1 8.6 Stops right now is $39.97.
Prices last updated 25 Jan 2026.
K&F Concept Variable Fader ND2-ND400 Filter 37mm, 1 8.6 Stops
Variable Neutral Density Filter, Reduce Exposure by 1 to 8.6 Stops, Darkens Entire Image, Greater Control over Exposure Settings, Allows Wider Aperture, Optical Glass Construction, Rotating Aluminum Filter Ring, 40.5mm Front Filter Thread, Includes Plastic Filter Case. This Variable Fader ND2-ND400 Filter from K&F Concept is a 37mm variable neutral density filter providing an adjustable light reduction of 1 to 8.6 stops. It darkens the entire image evenly allowing a photograph to be made with a wider aperture or slower shutter speed than normally required. By slowing the exposure time or increasing the aperture it is possible to control the depth of field and blur movement easily creating a dynamic look for streams waterfalls landscapes and more.The rotating filter ring is made from aircraft-grade aluminum and it features a density scale and 40.5mm front filter threads.
Variable Neutral Density Filter, Reduce Exposure by 1 to 8.6 Stops, Darkens Entire Image, Greater Control over Exposure Settings, Allows Wider Aperture, Optical Glass Construction, Rotating Aluminum Filter Ring, 40.5mm Front Filter Thread, Includes Plastic Filter Case. This Variable Fader ND2-ND400 Filter from K&F Concept is a 37mm variable neutral density filter providing an adjustable light reduction of 1 to 8.6 stops. It darkens the entire image evenly allowing a photograph to be made with a wider aperture or slower shutter speed than normally required. By slowing the exposure time or increasing the aperture it is possible to control the depth of field and blur movement easily creating a dynamic look for streams waterfalls landscapes and more.The rotating filter ring is made from aircraft-grade aluminum and it features a density scale and 40.5mm front filter threads.
Last updated at 25/01/2026 22:49:29
| Filter Type | Variable ND |
| Density | 0.3 (1-Stop) to 2.6 (8.6-Stop) |
| Circular Size | 37 mm Filter Thread |
| Rotating | Yes |
| Front Accessory Thread / Bayonet | 39 mm |
| Filter Type | Variable ND |
| Density | 0.3 (1-Stop) to 2.6 (8.6-Stop) |
| Circular Size | 37 mm Filter Thread |
| Rotating | Yes |
| Front Accessory Thread / Bayonet | 39 mm |
