Tamron AFA012N700 SP 15-30mm f/2.8 Di VC USD Wide-Angle Lens for Nikon F(FX) Cameras Vibration Compensation for sharper images Maximum diameter: 98.4mm.Minimum Focus Distance 	: 11 in(028m), Focal Length : 15-30 mm USD Ultrasonic Silent Motor for quick and quiet focusing 9 blade round aperture for ideal bokeh effects, Works with full frame DSLR cameras Fast 28 maximum Aperture Angle of View : 110 degree 32 minutes - 71 degree 35 minutes