The Sigma 60-600mm f/4.5-6.3 DG DN OS Sports Lens covers a vast 10x range and is well-suited for a wide variety of subjects, including sports, wildlife, portraiture, and fast-moving action. Offered here in a Sony E-mount, this lens features a newly designed HLA (High-response Linear Actuator) focusing motor that provides unprecedented speed and precision while quietly and accurately focusing on the subject in front of you. Additionally, a dual-action zoom design allows both rotary zooming using the zoom ring and straight zooming grasping the end of the lens. This allows for both delicate, intuitive, and quick operation. As part of the Sports line within Sigma's Global Vision series, this lens is designed to offer excellent optical performance, speed, and other customizable features that make it an ideal choice for wildlife, sports, action, and other fast-moving subjects. Newly designed HLA (High-response Linear Actuator) focusing motor provides unprecedented high-speed, high-precision, and quiet AF. The HLA also offers high focus following performance for sports photography and other subjects in motion such as cars, planes, or birds in flight, ensuring that the decisive moment is not missed. Three Special Low Dispersion (SLD) elements and two F Low Dispersion (FLD) elements are featured in the optical design and help to reduce color fringing and chromatic aberrations for improved clarity and color accuracy, as well as spherical aberrations for reduced distortion and improved sharpness throughout the zoom range. Front lens element has been treated with a water- and oil-repellent coating to benefit working in harsh environmental conditions. Dual-action zoom design allows both rotary zooming using the zoom ring and straight zooming grasping the end of the lens. This allows for both delicate, intuitive, and quick operation. The bayonet mount is constructed from brass for ensured accuracy and durability.