Shenzhen 7artisans photoelectric Technology Co., Ltd. is a professional manufacturer for photographic lens in Shenzhen, China focusing on the manufacture, research, developement and sale of Macro Lens worldwide. It was launched by seven photography enthusiasts and now in rapid growth in camera lens field. 7Artisans has introduced a collection of lenses that are intended to provide low-cost alternatives to branded optics. The lenses are all designed for mirrorless cameras, and the company intermittently provides mounts for Sony E, MFT, Fujifilm X and Canon EOS M users, as well as one lens for Leica M cameras. Features: 7artisans 7.5mm/f2.8 features a eleven-element, eight-group design. It has a maximum relative aperture of F/1.8 to F/16 through its range.The minimum focal l.