* 【Variable ND Filter】K&F CONCEPT ND2-400 Filter reduce the light from 1 to 9 f-stops.
* 【Material】Made by Completed Professional Optical Glasses, with double-side multilayer blue coating to help repel water.
* 【Exposure Reduction】ND filters are good for rivers, waterfalls, and other bodies of water, especially under bright light. The longer exposure times allows for smoother water movements, shallower depth of field, and blurred motion.
* 【Ultra-Slim】The filter frame is only 7.3mm, and super lightweight CNC ring used in construction prevents adverse effect
* 【Compatibility Note】This ND filter suits all 82mm lenses. Check your camera's lens thread size (usually beside a “ø” diameter symbol) before ordering. An 86mm lens cap is also required for this 82mm variable ND filter.
Q1: What does ND2-400 mean?
A: The K&F CONCEPT ND2-400 is an adjustable neutral density filter with 1 to 9 stops light reduction. It ranges from ND2 to ND400, allowing stepless dimming to control shutter speed freely for different lighting conditions.
Q2: What shooting scenarios is ND2-400 suitable for?
A: Ideal for long exposure and video creation. Perfect for silky water flow, blurred cloud movement, portrait shooting in strong sunlight, cinematic video, street view and landscape photography. It helps avoid overexposure and create natural motion blur.
Q3: What are the advantages of adjustable ND2-400 filter?
A: One filter covers multiple gears, no need to prepare several fixed ND filters. Stepless rotation design for quick light adjustment, lightweight and easy to carry, cost-effective for photography lovers.
Q4: How to choose the correct filter size?
A: Please check the diameter number marked with the symbol Φ on the front of your camera lens. We provide multiple sizes from 37mm to 82mm to fit most DSLR and mirrorless lenses.
Q5: About the coating quality
A: Features multi-layer nano coating, ultra-low reflectivity, anti-glare, scratch-resistant, water and oil repellent. Effectively reduce ghosting and flare, protecting your lens while delivering high-quality shooting results.