With its large F1.8 aperture, the TTArtisan Af 56mm f/1.8 Lens is a versatile and high-performance option for photographers seeking to capture stunning images across various subjects. This autofocus lens is engineered for both speed and silence, thanks to its advanced "Stm+lead screw type" structure, which ensures fast and quiet focusing ideal for capturing those fleeting, remarkable moments.The lens excels in eye detection, providing precise and agile focus that enhances your ability to capture beautiful portraits and smooth video footage. As a dedicated portrait lens, the TTArtisan Af 56mm f/1.8 offers exceptional detail, atmosphere, and storytelling capabilities, allowing photographers to create sharp images even at wide-open apertures.Featuring a sophisticated optical design, the lens comprises 10 elements in 9 groups, including one ultra-low dispersion element and two high-index glasses.