Features 1??7.5MM F2.8 fisheye mirrorless camera lens 2??Optimize the optical run of rays, the imaging is clearer. 3??M4/3 mount, suitable for GH1,GH2,GH3,GH4, for Olympus E-M5, E-M5II, E-M10, E-M10II, E-M10III camera. 4??The multi-layer coating of the lens, effectively improves the light transmittance, and suppresses ghosts and lens flare during backlight shooting. 5??The lens structure is 9 elements in 8 groups. 6??Convex and concave design of aperture ring, feel more powerful, more convenient to toggle. 7??Brass mount, chrome-plated protection, smoother, wear-resistant and corrosion-resistant, longer service life. Specification Condition: Item Type: Mirrorless Camera Fisheye Lens Material: Metal + optical glass Weight: Approx. 430g Lens model: CC-Mil7528N Lens focal length: 7.5mm Maximum aperture: 2.8 Minimum aperture: 16 Aperture: Manual Focusing: manual Farthest focusing: ?? Close focusing distance: about 12cm Shooting angle: 180? Optical structure: 9 elements in 8 groups Lens coating: MC multilayer Aperture blade: 11 pcs Anti-shake function: without anti-shake Lens type: pure manual Frame: half frame Hood: Comes with Package List 1 x Lens 1 x Lens bag