7artisans 12mm F2.8 Ultra-Wide-Angle Lens features 10 elements in 8 groups to provide better control optical defects. High quality optical glass. With multi-layer coating helps to avoid the flare, stay high contrast to the edges. With 7 diaphragm blades, you can get pleasing bokeh in the blur background of your pics. 7artisans 12mm F2.8 is […]