K&F Concept ND2-ND400 Variable Fader Adjustable ND Lens Filter Neutral Density

Description

Slim Adjustable ND Filter Feature:
Reduces the amount of light reaching the film without affecting the color. --Applies slow shutter speed under strong sunlight exposure. --Glass mounted with high pressure press technology. -- Made of high quality optical glass by K&F Concept technology. --Wider outer optic to help reduce vignetting at wide angles. --Extinction paint seiko manufacturing,To achieve the testing sights on military standard.
ND Filter Use Effect:
--Neutral density can be adjusted from ND2 to ND400, Reduces the amount of light reaching the film without affecting the color. --Have Control of Any Lighting Environment. --Allows wider apertures, effectively decreasing depth of field. --Suitable for dynamic screen, waterfalls, streams, waves, etc.
Note:
1.Please verify your cameras's lens thread size before ordering.This number is always preceded by a "ø"(diameter) symbol.
2.When using the ND filter to the maximum(ND400) or bigger degree density, it will appear
"X" spot or a blur in the picture,this is a normal phenomenon.
(Suggestion:lower down the density value gradually and reduce the aperture, until the facula disappeared.)