B+W MASTER ND 1.8 MRC NANO (806M) Filter Size:40.5mm This is a terrific all-in-one

This is a terrific all-in-one lens for everyday use

To further reduce the possibility of vignetting while using this filter

The optical design incorporates a pair of extra-low dispersion elements along with four aspherical elements

Both Super Multi-Layer and Nano Porous coatings minimize lens flare and ghosting and produce contrast-rich and color-neutral imagery

this filter allows you to control depth of field and convey movement more easily

B+W MASTER ND 1.8 MRC NANO (806M) Filter Size:40.5mm This is a terrific all-in-oneThe B+W XS Pro MRC Nano 806 ND 1. 8 Filter (6 Stop) is a neutral density filter with a 64x filter factor that provides a 6 stop exposure reduction. Its 1. 8 density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed than normally required. By increasing your aperture or slowing your exposure time, you can control depth of field and convey movement more easily. Neutral density filters do