The AF-S DX Micro-Nikkor 40 mm f/2.8G Lens from Nikon is designed to fulfill your digital photographic needs. It is ideal for shooting general close-ups, delicate flowers, detailed collectables, copy photography, portraits, landscapes and more. With its continuous autofocusing from infinity to 6.4 inches (life-size/1X), the AF-S DX Micro-NIKKOR 40 mm f/2.8G ensures sharpness and clarity in every composition. Furthermore, it is compact, lightweight and versatile enough for everyday photography, including flattering people shots and breathtaking landscapes. Its rounded 7-blade diaphragm renders a beautiful, natural background blur at its wider aperture settings. Moreover, Silent Wave Motor feature uses ultrasonic vibrations to focus the lens, providing smooth, silent and precise autofocus operation. In addition, Nikon's Super Integrated Coating enhances light transmission efficiency with superior color consistency and reduced lens flare. Small enough to be carried everywhere, this standard focal length DX-format Micro-NIKKOR lens provides high resolution and contrast from infinity to life-size. Lens System: Macro lens Intended For: Digital SLR Mounting Type: Nikon F Lens Aperture: F/2.8 Focal Length: 40 mm Min Focus Distance: 6.4 in Focus Adjustment: Automatic, manual Lens Construction: 7 groups / 9 elements Special Functions: Macro Filter Size: 52 mm Length: 2.6 in Weight: 9.88 oz Designed For: Nikon D5300, D7100, D810 Length: 2.6 in Diameter: 2.7 in Weight: 9.88 oz Type: Macro lens Special Functions: Macro Intended For: Digital SLR Focal Length: 40 mm Lens Aperture: F/2.8 Minimum Aperture: F/22 Magnification: 1 / 1 Min Focus Distance: 6.4 in Focus Adjustment: Automatic, manual Max View Angle: 38.8 degrees Lens Construction: 7 groups / 9 elements Filter Size: 52 mm Diaphragm Blades: 7 Lens Coating: Nikon Super Integrated Coating Mounting Type: Nikon F Features: Full-time manual focusing, Silent Wave Motor (SWM), Close-Range Correction (CRC) system Included Accessories: Lens hood, soft case, dust cap, lens cap Designed For: Nikon D5300, D7100, D810