What sets the Koop Filter Standard Set apart is its innovative design and high-quality construction, specifically tailored for Vespid, Catta Ace, Tango, and Gnosis lenses. This versatile filter set, manufactured by the reputable DZOFilm, opens up a world of creative possibilities for your photography, without compromising on image quality or altering the weight center of your lens.The detachable and magnetic rear filters are a testament to DZOFilm's commitment to user-friendly design. These filters not only provide robust protection to the rear of your lens but also contribute to the creation of stylized images, enhancing your photographic output.The set includes Neutral Density (ND) filters in three degrees - ND 4, ND 8, and ND 16. These filters empower you to control exposure and depth-of-field under various lighting conditions, ensuring even exposure even in unbalanced lighting scenarios.