Sent With a Tracking No. Rokinon 14mm F2.8 SERIES II Full Frame Ultra Wide Angle Lens for Nikon F. Based upon ROKINON&#####x2019;s original and highly popular Full Frame MF 14mm F2.8, the SERIES II models offers a sleek, comfortable ergonomic design with a bunch of new and useful features. In addition, the focusing control action has been &#######xA0;modified with a smoother, perfectly damped long throw &#######xA0;for precise follow focus when shooting video. The SERIES II 14mm also adds a unique &#######xA0;focus lock&#######xA0; feature. This enables precise infinity focus to remain locked in during long exposures, a highly useful feature that astrophotographers will love. The SERIES II 14mm F2.8 delivers an ultra-wide 115.7&#######xB0; angle of view for full frame cameras with wide angle views of approximately 94&#######xB0;/90&#######xB0;/76&#######xB0; respectively for APS-C/ Canon APS-C/ MFT sensor models. Its sophisticated 14-element in ten group design utilizes seven specialized elements that include Hybrid Aspherical, HRI, Aspherical, and ED types plus UMC antireflective coatings for clear and vibrant images. The lens hood is built-in and a soft lens pouch is included. Focal Length:&#######xA0;14mm. Maximum Aperture:&#######xA0;F2.8. Coverage:&#######xA0;Full Frame (FX). Optical Construction:&#######xA0;14 Elements in 10 Groups. Aperture Range:&#######xA0;F2.8 – 22. Diaphragm Blades:&#######xA0;9. Coating:&#######xA0;Ultra Multi-Coating (UMC). Minimum Focusing Distance:&#######xA0;11. Filter Size:&#######xA0;N/A. Lens Hood:&#######xA0;Built-In Petal Shape. Maximum Diameter:&#######xA0;3.4&#####x201D; (87mm). Weight:&#######xA0;22.6oz (641g). Length:&#######xA0;3.79 (96.3mm). 14mm F2.8 II. 14 ELEMENTS IN&#######xA0;10 GROUPS (1 ASPHERICAL, 2 Extra Low Dispersion, 3 High Refractive Index, 1 Hybrid Aspherical). Nikon&#######xA0;F with AE. &#####x200B;&#####x200B;&#####x200B;&#####x200B;&#####x200B;&#####x200B;&#####x200B;&#######xA0. Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt. Based upon ROKINON’s original and highly popular Full Frame MF 14mm F2.8, the SERIES II models offers a sleek, comfortable ergonomic design with a bunch of new and useful features. In addition, the focusing control action has been modified with a smoother, perfectly damped long throw for precise follow focus when shooting video. The SERIES II 14mm also adds a unique focus lock feature. The SERIES II 14mm F2.8 delivers an ultra-wide 115.7° angle of view for full frame cameras with wide angle views of approximately 94°/90°/76° respectively for APS-C/ Canon APS-C/ MFT sensor models.