Bright prime lens. Image sensor standard: APS-C. Lens mount: Sony E-Mount. Fast yet quiet autofocus thanks to the ST-M focus motor. Filter thread diameter: 52 mm. Produces a creamy and beautiful front and back bokeh. Clickless aperture ring for seamless manual control of the aperture in video mode. The special optical design with an SD glass element (low dispersion) ensures excellent optical performance and corrects imaging errors. F1.4 fast, yet lightweight and compact. Exclusively designed for modern mirrorless cameras in terms of weight and size. The fundamental characteristic of a mirrorless camera is compactness and lightness. By using metal housings and cylinders, the lens is lightweight and small - a perfect combination with Sony E-Mount APS-C mirrorless cameras. The lens is fully compatible with the camera body and supports 5-axis in-body image stabilization. The integrated aperture ring allows for seamless manual control of the aperture from f/1.4 to f/16 in video mode, as well as automatic control (Position A) via camera settings in still image mode. Designed for videographers with a lightweight and compact design, a bright f/1.4 aperture, manual aperture ring, and minimal focus breathing.