While the Laowa 9mm f/2.8 Zero-d Prime Lens for Dji Dl has been specifically re-engineered for Dji Inspire 2 users, it retains the same specifications and optical performance as its counterparts in Fuji X, Sony E, and Canon Ef-m mounts. This lens boasts an ultra-wide angle, covering up to an impressive 113-degree angle of view, and is compatible with Aps-c (Super35) sized sensors. The standout feature of this lens is its close-to-zero distortion, a testament to Laowa's commitment to superior optical quality.The Laowa 9mm f/2.8 Zero-d Prime Lens is a part of the esteemed Laowa 'Zero-d' lineup, known for their exceptional control of optical distortion, a common issue in ultra-wide angle lenses. This lens stands out as an ultra-wide, ultra-fast prime lens with a 35mm equivalent focal length of approximately 13mm.Despite its extreme specifications, Venus Optics has managed to keep the lens lightweight and compact, weighing less than 0.5 pounds (215g) and measuring just 2 inches (53mm) in length. The lens is composed of 15 elements in 10 groups, including 2 aspherical elements and 3 Extra-low dispersion elements. This intricate optical design effectively minimizes distortion and chromatic aberrations, while ensuring superb optical performance from corner to corner.The Laowa 9mm f/2.8 Zero-d Prime Lens's extreme 113-degree angle of view and ultra-fast f/2.8 aperture make it an ideal choice for photographers looking to capture stunning astro-photography shots. It also provides a fast and wide-angle solution for landscape photography and low-light shooting. For videographers, the compact size of this lens is perfect for use with gimbals or handheld shooting, minimizing shaking.The lens is equipped with a 49mm filter thread, adding to its portability and making it compatible with screw-in filters. This feature further enhances the versatility of the Laowa 9mm f/2.8 Zero-d Prime Lens, making it a valuable addition to any photographer or videographer's toolkit..