The Viltrox E-23 mm f/1.4 AF APS-C is a wide aperture Lens specially designed for Sony E-mount. The focal length of this lens is comparable to the 35mm format, which is suitable for a variety of scenes such as portrait, landscape, architecture, night vision, etc. The wide f/1.4 aperture provides a wide angle of view and more control over depth of field to isolate your subject. The STM mute motor precisely controls the movement position and ensures accurate and smooth focusing. The lightweight design of only 260 g makes it easy to carry and operate. The Viltrox E-23 mm f/1.4 AF APS-C offers excellent close-ups. You can easily switch between autofocus and manual focus by turning the aperture ring at the bottom of the Lens to A. If you want to set the aperture manually, you can turn the aperture ring directly. The lens consists of 11 elements in 10 groups, including 2 ED lenses and 2 lenses with a high refractive index. The bottom of the Lens is equipped with a micro USB interface, which makes it useful for future firmware upgrades.