Feature: 1. 205 Degrees Ultra Wide Angle: 7.5mm f3.5 is an ultra wide angle fisheye lens developed for SLR camera systems, which accommodates more elements than ordinary ultra wide angle to give photographers a better experience. 2. Large Aperture: The lens adopts 8 groups of 11 optical structures, with a maximum aperture of F3.5, suitable for landscape photography, starry sky delay and other subjects. 3. 0.29M Photography Distance: When the fisheye ultra wide angle lens is close to the object to be photographed, it can make the picture have a stronger sense of perspective, which greatly increases our photography playability. 4. Integrated Hood Design: Lotus type integrated hood design, internal matte surface extinction treatment, prevent excess stray light from entering the lens to reduce reflection, and integrate extended cover lens to prevent bumping to better protect the lens. 5. Multi Layer Nano Coating: The camera lens is multi layer nano coating, which is waterproof and anti oil stain, metal mirror polishing body, with silky hand feel. Specification: Item Type: Camera Fisheye Lens Material: Metal, optical glass Gross Weight: 950g/33.5oz Focal Length: 7.5mm Aperture Blades: 9 pieces Latest Focus: 0.29m Frame Size: Half frame size Optical Structure: 8 groups of 11 pieces Lens Stabilization: Without stabilization Maximum Aperture: F3.5 Minimum Aperture: F22 Field of View: 205 degree Focus Mode: Manual focus Aperture Ring: Graded Aperture. Package List: 1 x Camera Fisheye Lens2 x Lens Cover1 x Manual