Viltrox FE-28 F1.8 AF Sony FE mount The Viltrox FE-28 F1.8 AF is an FE mount lens from Sony that is compatible with Sony 's full frame cameras. This lens has a fast-open F1.8 aperture that provides beautiful bokeh and allows for shooting in low-light settings. A special feature of this lens is that it supports Eye AF, allowing you to automatically focus on your subject's eyes. This is particularly useful when photographing people and animals. The Viltrox AF 28mm F1.8 FE mount also has an autofocus function that focuses on the subject quickly and precisely. Additionally, this lens can be upgraded via USB to improve performance and add new features. The lens has a metal casing that ensures durability and a luxurious appearance. Additionally, the Viltrox FE-28 F1.8 AF is lightweight and compact, making it easy to carry when traveling.