Feature: 1. The equivalent focal length is about 11mm, ultra‑wide shooting angle of view can effectively enhance the artistic effect and visual impact of photo. 2. Using housing oxidation process, the weight of the lens is lighter, making the volume of the lens more compact than the previous generation. 3. 2 pieces of ED (low dispersion) glass, 190° super wide angle + F2.8 large aperture, it is a big advantage for shooting star sky themes. 4. The large aperture with more light input under the same for ISO, shorten the exposure time, improve the image quality. 5. It is widely used in scenery, VR panorama production, fun, star sky and other scenes. 6. The body is made of all metal material, which is very textured, lightweight, compact and easy to carry. 7. Fit for Sony FS5/FS7/FS7M2/FS5M2K/A3000/A5000/A5100/A5100L/A6000/A6000L/A6300/A6400/A6500/A6600/NEX‑3/NEX‑3N/NEX‑3R/NEX‑C3/NEXF‑F3K/NEⅩ‑5/NEX‑5K/NEX‑5A/NEX‑5C/NEX‑5N/NEX‑5T/NEX‑5R/NEX‑6/NEX‑7. Specification: Item Type: Cameras Lens Material: Alloy+Optical Glass Color: Black Filter Size: Approx. 28.4mm/1.1in Weight: Approx. 490.0g/17.3oz Focal Length: 7.5mm Maximum Aperture: F2.8 Minimum Aperture: F16 Mount: E Mount Applicable for Sony FS5/FS7/FS7M2/FS5M2K/A3000/A5000/A5100/A5100L/A6000/A6000L /A6300/A6400/A6500/A6600/NEX‑3/NEX‑3N/NEX‑3R/NEX‑C3/NEXF‑F3K/NEX‑5/NEX‑5K/NEX‑5A/NEX‑5C/NEX‑5N/NEX‑5T/NEX‑5R/NEX‑6/NEX‑7 Frame: Half Frame/for APS-C Aperture Blade: 7pcs Optical Structure: 11 Elements in 9 Groups Viewing Angle: 190° Aperture Ring: Stepless Aperture Closest Focusing Distance: 0.15m Lens Anti-Shake: No Focus Method: Manual Focus How to use: 1. Set the camera to the lensless release mode, otherwise the camera will not be able to take pictures 2. Align the lens mount identification point with the fuselage mount identification point, and rotate clockwise when you hear a "click" sound, it means the lens has been installed in place 3. If you need to remove the lens from the camera, press the body lens removal button, and then rotate the lens counterclockwise to take it out. Package List: 1 x Cameras Lens1 x Manual Note: 1. When using this product, the camera needs to be turned on without lens mode.2. For Sony A7/A9 series full‑frame cameras, please switch to for APS‑C format before use.