Sony's FE 16-35mm f/2.8 GM II Lens (Sony E) is a high-performance wide-angle zoom lens. It features a bright f/2.8 constant aperture, improved optics for enhanced image quality, faster autofocus with four XD linear motors, and a floating focus mechanism. The lens is also designed for video with minimized focus breathing and focus shift, making it a versatile choice for both photo and video shooters. It's compact and lightweight, with weather-resistant construction, and offers manual control options.