K&F Variable Filter ND2-400 (1 to 9 Stops)This 1 to 9 stop, Variable Fader ND2 ND400 Filter from K&F Concept is a filter providing an adjustable light reduction of 1 to 9 stops. It darkens the entire image evenly, allowing a photograph to be made with a wider aperture or slower shutter speed without overexposing your image. By slowing the exposure time or increasing the aperture, it is possible to control the depth of field and blur movement, creating a dynamic look for streams, waterfalls,

Compatible with nikon E-TTL / E-TTL II

producing 230 lux at 3

4x Magnification with Autofocus

Lightweight silfoil style

no color shift

9-Point AF with Center Cross-Type Point

1/4″-20 Accessory Thread

Canon EF 100mm f/2

precise and durable design

Control up to Four BMPCC 6K/4K Cameras

which is only the size of an adult woman's palm

14% Smaller