1、11mm F28 fisheye lens with very large depth of field, exaggerated pictures and surreal information transmission, for humanistic creation, sports photography and landscape photography can new creation inspiration. 2、180° super wide angle of view, easy to create shocking panorama. 3、Excellent edge imaging, 7 groups of 11pcs of excellent optical designed, successfully improved the fisheye lens edge green imaging degradation problem, even if F8 full open can meet the professional users of photos and video high quality requirements. 4、Metal lens tube, aviation grade aluminum with anodic oxidation process, surface fine sandblasting, highlights the texture. 5、Super close focusing distance, closest focusing distance 0.17m, outstanding close shooting ability to broaden the possibility of the subject, let the picture full of appeal. 6、Lens adopts high quality optical glass with multi-layer coating film to enhance anti-glare ability. 1 x Full Fame Lens1 x Front Lens Cover1 x Rear Lens Cover Condition: 100% Brand NewItem Type: Full Fame LensBrand: TTArtisanMaterial: Aviation Aluminum + Optical GlassColor: As Pictures ShownLens Anti-Shake: Without Anti-ShakeOptical Structure: 11PCS 7 GroupsAperture Blade: 7PCSMaximum Aperture: F 2.8Minimum Aperture: F16Full Fame: SupportFocusing Mode: ManualClosest Focusing Distance: 0.17MOptional Mount: for Nikon Z Mount, for Canon RF Mount, for Leica L Mount, for Sony E MountWeight: Approx. 627gFocal Length: Approx. 11mm/ 0.43inch