What is the optical construction and focal length?
11 elements in 9 groups, including 2 aspherical elements and 3 ED (Extra-low Dispersion) elements. Focal length: 28mm (full-frame). Angle of view: 74.6°. HD Nano multi-layer coating with water-resistant and antifouling coating applied to reduce ghosting and flare.
Which Sony cameras is this lens compatible with?
Compatible with all Sony E-mount full-frame mirrorless cameras, including A7 series, A9 series, and A1. It can also be used on Sony APS-C bodies (A6000 series, ZV-E10, FX30), where it provides a 42mm equivalent focal length. Supports Sony Eye AF when paired with compatible bodies.
What is the aperture range and diaphragm?
Maximum aperture: f/1.8. Minimum aperture: f/16. 9 rounded diaphragm blades for smooth, natural bokeh. The lens features an electronic aperture ring for direct control .
What is the autofocus system and minimum focus distance?
STM (Stepping Motor) with lead screw autofocus — quiet, smooth, and precise, suitable for both stills and video. Internal focusing (IF) design maintains constant lens length. Minimum focus distance: 0.37m (37cm). Maximum magnification: 0.1x. Supports Eye AF on compatible Sony bodies .
What are the physical dimensions and weight?
Diameter: 70mm. Length: 88.2mm. Weight: approximately 367g. Filter thread: 55mm. The lens features a precision metal structure with a metal mount. Available in black. Micro-USB port on the mount for firmware updates .
What are the standout features of this lens?
The Viltrox AF 28mm F1.8 FE is a fast, compact wide-angle prime designed for Sony E-mount full-frame cameras. Its f/1.8 maximum aperture excels in low light and enables shallow depth of field for environmental portraits. The 28mm focal length is ideal for landscapes, street photography, architecture, interiors, and astrophotography. The STM motor provides silent focusing for video work, and Eye AF support ensures accurate subject tracking. Firmware is user-updatable via the built-in USB port.