Product Description:

Wider outer optic to help reduce vignetting at wide angles,

The K&F Concept Variable Neutral Density filter can take the place of a 

range of graded ND filters which saves money and time

his Variable Density filter is an especially useful tool when creating 

motion blur in moving water such as waterfalls, rivers and crashing waves

Slow down shutter speed for motion blurring effects like waterfalls, cars 

or blurred panning movement to make the subject stand out from the 

background.

Allow cine/video cameras, which have a fixed shutter-speed range, to 

film on brighter lighting conditions such as the beach or in snow on a 

sunny day.

Neutral density can be adjusted from ND2 to ND400.Reduces the amount 

of light reaching the film without affecting the color.

Low Profile Frame. Ultra Thin Frames to help avoid vignetting on super 

wide angle lenses.

High quality product made of import optics glass and resin,top level of 

transmittance. Metal sealing ring instead of the plastic sealing ring, better 

tightness, avoids fall or loose.