1、Zero Distortion Large Area: The lens structure adopts 2 aspherical lenses and 2 ED lenses, effectively controlling the reduction of distortion and dispersion, while improving edge image quality. Utilizing the principle of lens distortion, that is, close big and far small, easy to take beautiful photos! 2、Durable Lens: Metal body is durable and resistant to construction, helping you confidently record every beautiful film. Equipped with an all metal lens cover, providing lens protection. 3、Full Frame 132 Degree Ultra Wide Angle: 9mm F6 is a full frame lens with a field of view angle of 132 degrees, which combines the advantages of ultra wide angle and low distortion. 4、Ten Needle Sharp Starlight Effect: With 5 aperture blades, it is easy to shoot 10 dazzling starlights. 5、0.2m Closest Focus Distance: 0.2m closest focus distance, powerful close up ability, exaggerated visual impact. 1 x Lens 1 x Front Lens Cover 1 x Rear Lens Cover 1 x Manual  Item Type: 9mm F 5.6 Full Frame Manual Focus LensMaterial: Metal, Optical GlassWeight: Approx. 739g / 26.1ozFrame: Full Frame, FFAperture Blade: 5 PiecesFocal Length: 9mmMaximum Aperture: F 5.6Minimum Aperture: F22Lens Structure: 11 Sets Of 16 LensesField Of View Angle: 132 DegreeNearest Focusing Distance: 0.2mAperture Ring: Graded ApertureLens Type: Wide Angle LensFocusing Method: Manual FocusLens Support Mount: for R MountCompatible Models: for RED, R3, R5, R6, RP Cameras