Suitable for POCKET 3 filter series. 36 layers of high-definition optical coating to truly restore the beauty of the camera's : We have finely coated the filter. This special coating can not only further improve the light transmittance of the optical fiber, but also effectively prevent fingerprints, stains and scratches, so that your filter always remains as good as new, providing reliable protection for every shot you make. ND filter, motion blur effect: ND filter with adjustable parameters, easily achieve movie-like motion blur effect. Color: As Shown Material: Optical Glass + Aluminum Alloy Package Contents: 1 x Filter Lens Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.