The Irix Filter Edge ND128 with a diameter of 55 mm is a high-quality neutral density filter that offers a density of 2.1, allowing for a reduction of light by 7 stops. This filter is ideal for photographers working in bright lighting conditions who wish to achieve creative effects, such as smoothing water surfaces or creating motion blur. The filter features a special multi-layer NANO coating that not only minimises reflections but also possesses oil and water-repellent properties to prevent stains and fingerprints. With its ultra-thin and lightweight design, the Irix ND128 filter is a practical addition to any photography kit, as it does not compromise image quality while enhancing usability. The screw filter can be easily mounted onto the lens, making it suitable for various photographic applications.