Samyang AF 50mm F1.4 Lens for Sony E (Black)Product Description: The first Samyang lens to feature autofocus, the af 50mm f 1. 4 fe lens is a fast standard prime designed for full frame Sony e mount mirrorless digital cameras. The bright f 1. 4 maximum aperture is well suited to controlling depth of field for selective focus imagery, and also suits working in low light conditions. The optical design incorporates three aspherical elements to minimize spherical aberrations for cleaner, clearer