INCLUDED - Venus Laowa 9mm f/2.8 Zero-D Lens, Front/Rear Caps, 3-Year Warranty, Tiffen 49mm ND Filter Kit, Cleaning Kit, Microfiber Cloth for pristine optics. SUPERIOR IMAGES - Capture stunning, distortion-free ultra-wide shots with the 9mm focal length and Zero-D design, perfect for landscapes and architecture. INCREDIBLE CLARITY - Experience exceptional image quality with 15 elements in 10 groups, including 2 aspherical elements, minimizing aberrations for sharp results. SHOOT IN LOW LIGHT - The bright f/2.8 maximum aperture allows for excellent performance in challenging lighting conditions, providing creative control over depth of field.