K and F Concept 37mm ND Fader Variable Neutral Density Adjustable ND Filter ND2 to ND400 for Panasonic LUMIX DMC-LX7 Plus Lens Cleaning Cloth

Why Choose K&F Concept? 1.Professional optical lens manufacturer. • Made of import optics glass and resin,top level of transmittance. • Premium Picked up Product. Shop with Guarantee. 2. Dedicated to provide products in high quality & good price. • Made of metal sealing ring, much tighter. Laser fonts, much durable • Meet Environmental Standards of RoHS Slim Adjustable ND Filter Function • Reduces the amount of light reaching the film without affecting the color. • Applies slow shutter speed under strong sunlight exposure. • Allows wider apertures, effectively decreasing depth of field. • Neutral density can be adjusted from ND2 to ND400. What't In Box 1X Slim Fader ND Filter 1X Microfiber Cleaning Cloth NOTE: 1.This kit is compatible with all 37mm lenses ONLY,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.)