9 Aperture blades, F1.8 large aperture brings beautiful bokeh for super wide-angle. In low-light environment shooting, you can use higher shutter speed and lower index iso.
f1.8
Rokinon AF 35mm F1.8 Auto Focus Full Frame Lens for Sony E
LIGHTWEIGHT FULL FRAME PERFORMANCE: This 35mm F1.8 lens offers a full-frame field of view with just 7.4oz of weight. Its compact 2.5″ length makes it the ultimate travel lens for street, urban, or low-profile photography setups.