67mm Variable ND Filter,GREEN.L ND2 to ND400 Fader Neutral Density Filter for Camera Lens? Optical Glass with Filter Pouch

About GREEN.L GREEN.L has been a leading manufacturer and supplier of photographic filters and lens accessories for 22 years. The company has a rich history of innovative product design, superior optical consistency and unparalleled quality.GREEN.L have been working closely with many well-known brands for their OEM product. Feature 7 filters in 1 - Variable range: ND2, ND4, ND8, ND16, ND32, ND64,ND400 Simply rotate the filter ring, transmittance varies from 50% to 0.25% The MIN denotes ND2 (1 f-stop or 50% light transmittance) and the MAX denotes ND400 (9 f-stops or 0.25% light transmittance). The Variable ND filter can reduce the light entering the lens by 1- 9 stops, it will record anything in the image that is moving and cause it become blurred To achieve your very own spectacular images, try shooting scenes that include clouds, waterfalls, rivers or even moving people or vehicles. It has a low-profile aluminium ring to avoid vignetting. Note: Rotating at the extreme you will see a dark X appear. This is a normal phenomenon,please lower down the density value gradually and reduce the aperture, until the facula disappeared Specification Material of Filter: Optics glass Material of ring: T6061 aerospace aluminum alloy Size of filter:67mm Filter Density: ND2 to ND400 Stop reduction: 1-9 Stops Package including 67mm ND2-400 filter × 1 1x Lens Protective Pouch