TTArtisan 11mm F2.8 Full Fame Ultra-Wide Fisheye Camera Lens Canon EF-mount (New Release)Nikon F-mount (New Release)Sony E-mountNikon Z-mountCanon R-mountL-mountFuji GFX-mountLeica M-mount 180° Ultra-wide Angle, Showing the Vastness of The Universe The wide-angle design is also complemented by a bright f/2.8 maximum aperture, makes less noise in low light, easy to get a clean and pure photo.Low level of coma aberration, keep the edge of the stars round and plump. Optical Design: Sharp from Edge to Edge The excellent optical design of 11 elements in 7 groups has successfully improved the soft edge of fisheye lens. It can meet the high-quality needs of professional users for photos and videos even at wide open. 14-pointed Sunstars There are 7 aperture blades that can create 14-pointed sunstars. Easy Correct Distortion It is technically possible to correct the distortion of a fisheye lens in lightroom, which helps you take photos of rectilinear ultra wide angle lens. Shooting the starry sky The wide-angle design is also complemented by a bright f/2.8 maximum aperture, make less noise in low light, easy to get a clean and pure photo. Low level of coma aberration,keep the stars edge round and plump. Multiple mount options, compatible with most cameras Canon EF-mount: EOS-1D X Mark III、EOS 5D Mark IV、EOS 6D Mark IV and other full frame camera.Nikon F-mount: D6、D5、Df、D850、D810A、D810、D780、D750、D610 and other full frame camera.Leica M-mount: M2、M3、M4、M5、M6、M7、M8、M9、M9P、M10、M262、M240 M240PSony E-mount:A7、A7 II(A7M2)、A7 III、(A7M3)、A7R、A7R II(A7RM2) 、A7R III(A7RM3) 、A7R IV(A7M4)、A7S、A7SII(A7SM2) 、A7SIII(A7SM3)、A9Nikon Z-mount: Z6、Z7、ZFCCanon R-mount: EOS R 、RP、R5L-mount: Panasonic S1、S1R、S1H, Sigma FP,Leica SLFuji GFX-mount: GFX 50R 、GFX 50S 、GFX 100 、GFX 100S Landscape photography The optical design of 11 elements in 7 groups/ 12 Elements in 10 Groups (E, EF Mount) improved the image deterioration at the edge of the fisheye lens Indoor photography Fisheye design renders an immensely wide angle of view to produce distinct visual appeal characterized by dramatic distortion and a creative depiction of space. Funny like a magic mirror Distortion is the soul of Fisheye lens, it makes your creation unique and more interesting. Closest focus distance 0.17m Experience the immersive feeling. Specifications: Focal length: 11mmFilter size: no supportFrame: Full FrameMaximum aperture: F2.8/Minimum aperture: F16Closest focusing distance: 0.17mDiaphragm blades: 7pcsAngle of view:180°Optical design: 11 Elements in 7 GroupsWeight: 439~518gFocus method: Manual E, EF Mount: Focal length: 11mmFilter size: no supportFrame: Full FrameMaximum aperture: F2.8/Minimum aperture: F16Closest focusing distance: 0.25mDiaphragm blades: 10pcsAngle of view:180°Optical design: 12 Elements in 10 GroupsWeight: 439~518gFocus method: Manual Package contents: 1 x Box 1 x Lens 1 x Front Cap 1 x Rear Cap 1 x User Manual