Features: F1.8 large aperture,virtual background, which makes photography with more fun. Support auto focus and manual focus mode. Adopts gold plating for the metal contacts, effectively improve the signal conductivity and corrosion resistance. Built-in upgraded chip. Supports M/AV/TV/P and other camera photography modes, and can be displayed the aperture data in the EXIF Information. Supports full-frame and APS-C format cameras. Multi-coated lenses, effectively improve the transmittance. Adopts high quality plastic as external structure, the overall weight is only 120g, which is convenient for outdoor usage. Specifications: Angle range: Diagonal-46; Vertical-27; Level-40 Lens structure: 5 groups 6 slices Minimum aperture: f/22 Closest focusing distance: 0.45 meter Maximum magnification and field of view: 0.15 * 160 * 240mm (0.45) (when located to 0.45 meter) Filter diameter/Number of available: 52mm/1 Item size: 7 * 4.6cm / 2.8 * 1.8in(D * H) Item weight: 120g / 4.21oz Package List: 1 * Lens 2 * Protective Covers 1 * User Manual(Chinese & English)