Nikon Nikkor 24-70mm F/2.8G AF-S ED

Constant maximum aperture of f2.8 at all focal lengths Enhanced optical formulas, engineered to produce exceptional sharpness, contrast and color, render outstanding image integrity ED (Extra-low dispersion) glass elements minimize chromatic aberration to deliver stunning sharpness and contrast Aspherical lenses including large-diameter PGM element eliminate various types of lens aberration even at the widest aperture Nano Crystal Coat virtually eliminates internal lens element reflections, effectively reducing ghosting and flare High-performance Nikon Super Integrated Coating offers superior color reproduction, while minimizing ghosting and flare IF (Internal Focusing) enables focusing without changing the length of lens barrel Nikon’s exclusive Silent Wave Motor for fast, quiet autofocus operation Rounded diaphragm opening (9 blades) makes out-of-focus elements appear more natural 0.38 m1.2 ft. closest focusing distance with focal length 35-50 mm Filter attachment size of 77 mm MA mode enables instant switching from autofocus to manual focus, even during AF servo operation, with virtually no time lag Dedicated flower-shaped lens hood effectively minimizes stray light Lens barrel is built for comfortable holding while featuring a rugged design; zoom and focusing rings provide smooth operation Engineered to Nikon professional D-SLR standards to effectively resist dust and moisture