Compatible with Fujifilm X mount APS-C frame auto focu mirrorless cameras, such as Fujifilm X Mount Mirrorless Cameras X-S10 X-S20 XT2 XT4 XT5 XT10 XT20 XT30 XT50 X-A2 X30 X70 ect The classic 55mm portrait lens with a wide aperture of f/1.4, the lens can capture beautiful photos with smooth background blur effect, even in dark environment 55mm lens is a AF STM(stepping motor) auto focus lens, helps to reduce camera shake and helps capture images with less noise Uncompromising Optical Design: The use of 8 elements in 11 groups, 1 extra-low dispersion elements,2 high refractive index element, and multi coating suppress chromatic aberration,flaring and ghosting effectively. If you experience autofocus failure, you can upgrade the firmware online. Meike lenses use a Type-C interface, and the latest firmware is available for download from the Meike official website（Real-time updates), only supported on Android devices, not Apple (Mac) Multi-layer coating technology is used on both sides of the 55mm lens to restore more realistic colors, bokeh effect is easily achieved, which brings you more fun during photographing. Supports auto focus and manual focus.