Brand Name : VILTROX Number of Diaphragm Blades : 10 Blades Focus Type : Prime Lens Scene Type : people Scene Type : Human Scene Type : Scenery Scene Type : Travel Scene Type : Insect Scene Type : Sports Scene Type : Still Life Scene Type : Business Scene Type : Architecture Type : Fixed Focus Lens Full Frame : Yes Focus Mode : AF Lens Type : Automatic Focal Length : 85mm Package : Yes Lens UV Filter Size : 72mm Model Number : 85mmF1.8 STM for SONY Caliber : 80X92 Lens Stabilization Type : None Minimum Aperture : F16.0 Maximum Aperture : f/1.8 Use : Camera Weight : 601g-700g Use : Camera function : 85mm Auto Focus lens function 2 : 85mm F1.8 lens for Sony supports : Eyes focus function 3 : camera lens,lente,lentes,sony lens,e mount lens function 4 : Medium telephoto lens function 5 : AF le.