Product Description: 8 Elements in 6 Groups. Ideal Aperture with 10 Diaphragm Blades. [F1.8 - F16 Wide Aperture] Deliver A Beautiful Bokeh While The Subject Remains Sharp. [Sleek Minimalist Design] High Quality Optical Lens, Aluminium Metal Body And Brass Bayonet Mount to Ensure Accuracy and Durability. [Can Be Used for Macro Photography] Able to Decrease Lens-to-Subject Distance to 10mm to Increase Magnification, Hence You Could Use it for Macro Photography. [Compatible to SONY Camera] Supports Sony A6500 A6300 A6000 A5000 A3000, NEX-3/3N/F3/5/5N/5A/5T/5L/5R/6/6L/6R/7, VG10/20/30, EA50. Please Switch to APS-C Frame Before Using on A7, A7II, A7R, A7RII, A7S, A7SII. Specification: Compatible Camera Mount: Sony E-Mount Focus Type: Manual Only Item Dimensions: 5.4x5x5cm Item Weight: 235g Lens Type: Prime Lens, Wide Angle Maximum Aperture: F1.8 Maximum Focal Length: 22mm Minimum Aperture: F16 Minimum Focal Length: 22mm Photo Filter Thread Size: 46mm Number of Diaphragm Blades: 10 Number of Elements: 8 Number of Groups: 6 Zoom Type: Fixed Full Frame Available: No