The lens description: Key Features: ♦E-Mount Lens/Full-Frame Format ♦Super Telephoto Zoom Lens ♦Aperture Range: f/6.3 to f/36 ♦Fast, Precise & Quiet AF ♦Optical SteadyShot Image Stabilisation ♦Direct Manual Focus Switch ♦Minimum Focus Distance: 1.7m(W) - 3.5m(T) ♦Dust and Moisture-Resistant Construction ♦Fixed/More Durable Tripod Mount ♦Compatible with Teleconverters ♦Weight: 2475g ♦Filter Size: 105mm Experience unparalleled proximity with Sony's groundbreaking 400-800mm super-telephoto lens, designed to bring you closer to the action than ever before. Ideal for wildlife and sports photography, this exceptional lens captures distant subjects with breathtaking clarity and detail. For those who demand even greater reach, optional teleconverters extend the focal length to an astonishing 1600mm, ensuring you never miss a moment, no matter how far away. Crafted with precision, the lens incorporates six Extra-low Dispersion (ED) glass elements, delivering superior optical performance. These elements work harmoniously to minimise chromatic aberrations, resulting in outstanding sharpness, enhanced contrast, and impeccable detail across the entire zoom range. Every shot is rendered with true-to-life accuracy, making your images stand out with professional-grade quality. Speed and precision define the autofocus experience, thanks to dual linear motors that provide rapid and accurate subject tracking. Whether you're capturing high-speed action or shooting at an incredible 120 frames per second, the advanced autofocus system ensures that your content remains razor-sharp, even in dynamic and unpredictable environments. Despite its immense power, this lens is designed with portability and durability in mind. Its internal zoom mechanism maintains a stable centre of gravity, offering improved balance and effortless handling. Built to withstand the elements, it features a weather-sealed construction and a fluorine-coated front element, ensuring reliable performance in challenging conditions. Whether you're shooting in the wild or on the sidelines, this lens is engineered to endure. For videographers, the Sony genuine experience elevates your creative possibilities. With an adjustable zoom speed for precise control and full 120fps slow-motion compatibility, this lens is perfectly suited for capturing cinematic footage with professional finesse. Whether you're documenting nature's most elusive creatures or the thrill of competitive sports, this lens offers an unmatched combination of reach, performance, and reliability.