This is the first α lens to incorporate 11 blades in a circular aperture design, taking bokeh quality to new levels of smooth beauty with natural looking highlights.
E-Mount Lens/Full-Frame Format Aperture Range: f/1.4 to f/16 One XA Element and Three ED Elements Nano AR Coating Linear Super Sonic Wave AF Motor AF/MF Switch; Internal Focus Focus Hold Button Physical Aperture Ring; De-Click Switch Dust and Moisture-Resistant Construction Rounded 11-Blade Diaphragm