What is sony 70 200 f2 8?

The Sony 70-200mm f2.8 is a high-quality zoom lens designed for Sony E-mount cameras. It has a maximum aperture of f2.8, which makes it ideal for low light photography and achieving a shallow depth of field. The lens also features high-quality optics, including advanced coatings and optical designs to produce sharp images with minimal distortion. The lens also has a built-in optical image stabilization system, which helps provide steady shots when shooting handheld. It also has a robust build quality, with weather sealing to prevent dust and moisture from entering the lens. It is a versatile lens used for wildlife, sports, and portrait photography.