1. High-quality camera manual focus prime lens, replace for full-frame camera lens. 2. F1.8 large aperture provides you with better background and smooth bokeh, suitable for close-up and portrait photography. 3. The 85mm length allows you to take more natural and realistic photos, perfect for daily portraits, food and landscape . 4. The use of multi-layer coating technology can improve light transmittance and clarity, and reduce internal reflections such as /ghosting. 5. The 6-piece 6-group lens structure, with a hood, greatly improves the overall texture, and can effectively avoid the impact of stray light on imaging. Product name: camera lens Type: Optical Lens Lens structure: 6 elements in 6 groups Front section diameter: 55 (mm) Shading outer diameter: 72 (mm) Lens Type: Manual Lens Closest focus: 1M Maximum aperture: 1.8 Minimum aperture: 22 The closest focusing distance: 0. length: medium and telephoto fixed focus angle: 28.5degrees Lens volume: 72x72.2mm length: 85mm Anti-shake function: no Full Frame: Support Support snap: for Colour:black Material:ABS Package Contents: 1 x Camera lens 1 x Lens cap Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.