【ND1000 Filter] Reduces the amount of light by 10 levels, reduces the amount of light entering the camera by 10 levels and slows down the shutter speed, whether you want to take pictures to your heart's content under the scorching sun or at night to capture attractive lighting effects. Please note: ND1000 is a fixed value and is not changeable. Also, please check the size mark on the lens, this size is 67mm. | 【German HD Glass】Adopting the latest German HD optical imaging glass, it can make the light through the glass without color deviation, only reduce the amount of incoming light, without affecting the conduction of color and light, so that the imaging can achieve the best effect. | 【ZERO COLOR CAST】If you have high requirements for photographic imaging, strict standards for shooting results, and your own ideas for creativity in shooting, then you should try this ND1000 filter we made with new technology,ZERO COLOR CAST, and I think it can satisfy you. | 【Double-sided+30-layer coating】Both glass surfaces, both using the latest coating technology, waterproof and oil-proof, anti-scratch, dust-proof effect is more perfect, but also reduces the reflection of the glass, reduces the lens flare and ghosting, while extending the service life of the filter. | 【Ultra-thin frame] 3mm ultra-thin frame, using aviation aluminum, the slim and lightweight aluminum alloy frame can minimize the dark corners when using wide-angle lenses. Anodized aluminum alloy frame with matte black finish can effectively reduce reflected light, further reducing the impact on the imaging of the lens.