AF NIKKOR 18mm f/2.8D Aspherical element and rear focusing capability make this lens ideal for architecture and landscape photography. Compare Loading Media Enlarge Archived Product Product Number: 1911 Visit Product Support for additional product information Buy Now Supplied Accessories Product Manual Close Supplied Accessories Hard Case CL-47 77mm front cap Rear lens cap *Supplied accessories may differ depending on country or area. Overview Tech Specs Ratings & Reviews Product Forum Support Key Features Ultra-wide angle lens with aspherical lens element and rear focusing capability provides outstanding image correction quality suitable for architecture and landscape photography. Advanced optical system minimizes coma even at maximum aperture. Center-to-edge sharpness is superb, with excellent control of distortion and aberration. Experience It Lens Feature Icons Lens Simulator Lens Construction MTF Chart Specifications Mount Type Nikon F-Bayonet Focal Length 18mm Maximum Aperture f/2.8 Minimum Aperture f/22 Format FX/35mm Maximum Angle of View (DX-format) 76° Maximum Angle of View (FX-format) 100° Lens Elements 13 Lens Groups 10 Compatible Format(s) FX DX FX in DX Crop Mode 35mm Film Aspherical Elements 1 Autofocus Yes Internal Focusing Yes Minimum Focus Distance (0.85m) Close Range Correction Yes Focus Mode Auto Manual Rear Focusing Yes Filter Size 77mm Accepts Filter Type Screw-on Dimensions 2.3 in. (Diameter x Length)85x55mm (Diameter x Length) Weight (Approx.) 13.4 oz. (380g) Supplied Accessories Hard Case CL-47 77mm front cap Rear lens cap *Supplied accessories may differ depending on country or area. Loading Ratings & Reviews There are no user reviews for this product. Loading Product Forum Product Registration Registering your Nikon product allows us to send you (with your permission) important updates, service information and helpful hints, and it makes it easier should you ever need to call in for help. Register your product online now. Nikon Answers Site We store all resolved problems in our solution database. If you can’t find a relevant answer, feel free to submit a question to our technical support team. View Questions & Answers Manual Product Manual Products You've Viewed We’ll keep track of the products you view here.