Tamron AF 60mm f/2.0 SP DI II LD IF 1:1 Macro Lens for Nikon Digital SLR Cameras (Model G005NII) World's first F2.0 Macro for APS-C DSLRs; ideal for portrait and macro shooting Longest working distance in its class (100mm); Two LD Glass elements 93mm equivalent on APS-C DSLRs Full-time manual control mechanism; Internal Focusing For Nikon digital SLRs