Sigma Announces Two New Nikon Mount Macro HSM Lenses

Sigma Corporation has announced the release of the new 17-70mm F2.8-4.5 DC MACRO HSM and 18-50mm F2.8 EX DC MACRO HSM for Nikon mount.

17-70mm F2.8-4.5 DC MACRO HSM
The HSM system has been incorporated into this large aperture standard zoom lens for digital SLR cameras. This lens is capable of autofocusing with all Nikon DSLR cameras (including the D40 and D40x) and has a minimum focusing distance of 20cm (7.9”) and maximum magnification of 1:2.3 enabling close-up photography. A Special Low Dispersion (SLD) lens and Aspherical lens allows a compact construction and high optical performance.

18-50mm F2.8 EX DC MACRO HSM
The HSM system has been incorporated into this large aperture standard zoom 18-50mm F2.8 EX DC MACRO. This lens is capable of autofocusing with all Nikon DSLR cameras ( inculding the D40 and D40x). Aspherical lens, SLD lens and ELD (Extraordinary Low Dispersion) provide high picture quality throughout the entire zoom range. Super Multi Layer Coating reduces flare and ghosting. High image quality is assured throughout the entire zoom range. Layer Coating and lens power layout provide high picture quality throughout the entire zoom range.