28 Multi-Layer Coated
Both sides of the glass with nanometer coatings , waterproof, scratch resistant at the same time ensures high definition quality and first class of the photos quality.
Variable ND & CPL Function 2-in-1
Combined variable nd and cpl function into one filter, can achieve the nd filter and cpl filter features as the same time, no need to screw two filters again. Rotating the nd filter to control the light enter in lens, creats silk smooth object movements. CPL filter for enhance the color and contrast.
No “X” Cross on Images
The self-frame lock technology , while rotating to the Min end or ND32 stops, perfectly avoided the dark “X “ cross on wide-angle lens.