| "I purchased this lens as an upgrade when i purchased my D90. I have not been disappointed. From weddings to flowers to portraits to everything else, this lens has proven itself a sweet performer everytime. The sharpness is outstanding, the bokeh is amazing,and the overall image qaulity is incredible." bhphotovideo.com | Aperture | f/2.8 | | | Length | 81 mm | | | | | Focus motor | None | | | Max focal length | 85 mm | | | | | Fixed aperture | No | | | Diameter | 79 mm | | | | | Image stabilization | None | | | Zoom range | 3.5x | | | | | |