One SLD (Special Low Dispersion) glass element and one glass mold element give excellent correction for all types of aberrations and guarantee better optical performance. This lens is prepared with a rear focus system that minimizes variation of aberration caused by focusing. The Super Multi-Layer Coating reduces flare and ghost even in backlight photography. Incorporating HSM (Hyper Sonic Motor), this lens provides quiet and high speed AF as well as full-time manual focus capability. It features a minimum focusing distance of 85cm and a maximum magnification 1:8.6.
Specifications - Sigma
F1.4 EX 85mm DG HSM For Nikon DSLR
Sigma F1.4 EX 85mm DG HSM For Nikon DSLR