Sigma APO 70-200mm F2.8 II EX DG MACRO HSM

Sigma has updated their ever popular 70-200mm f/2.8 HSM lens. I’ve got the first-gen DG version and love it. The decreased minimum focusing distance on the macro versions makes it even better. Features include:

• Improved optical performance with a minimum focusing distance of 100cm/39.4in and maximum magnification of 1:3.5
• Two SLD and three ELD glass elements provide excellent correction for all types of aberrations
• Super multi-layer coating reduces flare and ghosting
• HSM ensures quiet, high speed autofocus with full time manual focusing
• APO Tele Converter is available

This large aperture zoom lens has improved optical performance and retains close-up ability with a minimum focusing distance of 100cm/39.4in and maximum magnification ration of 1:3.5. This lens is suitable for taking all type of subjects such as portraits, landscape, and close-up pictures. Two SLD (Special Low Dispersion) and three ELD (Extraordinary Low Dispersion) glass elements provide excellent correction for all types of aberrations. High image quality is assured throughout the entire zoom range. The super multi-layer coating reduces flare and ghosting. This lens incorporates HSM (Hyper Sonic Motor), which ensures a quiet and high-speed AF as well as full-time manual focusing capability. The lens design incorporates an inner focusing and inner zooming systems. The overall length of the lens does not change during focusing and zooming, ensuring convenient handling. A removable tripod collar (TS-21) is included as a standard component.

When this lens is used with the optional 1.4x EX DG APO or 2x EX DG APO Tele Converters, it becomes a 98-280mm F4 AF telephoto zoom lens or a 140-400mm F5.6 AF telephoto zoom lens respectively.

Sigma APO 50-150mm F2.8 II EX DC HSM

Sigma has announced a new version of the popular 50-150mm f/2.8 HSM lens. This large aperture telephoto zoom lens is designed exclusively for digital SLR cameras with APS-C size sensors and its compact, lightweight body provides freedom of movement and versatility.

• Compact, lightweight, large aperture telephoto zoom lens
• SLD (Special Low Dispersion) glass elements and the super multi layer lens coating assured high image throughout the entire zoom range
• The new lens design ensures high image quality at the minimum focusing distance of 100cm/39.4 in.
• Equipped with HSM (Hyper Sonic Motor) with full-time manual focus override
• Compatible with Sigma 1.4x EX DG and 2x EX DG APO Tele-Converters

The minimum focusing distance of 100cm/39.4in. and the high-resolution power layout have improved the strength of the lens in close-up photography. This lens offers a large aperture of F2.8 and its large depth of field offers greater freedom of creative expression. It has a maximum aperture of F2.8. Four SLD glass elements are used for maximum correction of chromatic aberrations. The super multi-layer lens coating reduce flare and ghosting and ensure sharp images throughout the entire zoom range.

The lens design incorporates an inner focusing and inner zooming system. As the overall length of the lens does not change during focusing and zooming, convenient handling is ensured. The HSM (Hyper Sonic Motor) system allows quiet and high-speed auto focusing with full time manual focus override by just rotating the focusing ring.

The addition of the optional 1.4x EX DG APO or 2x EX DG APO Tele Converters produce a 70-210mm F4 AF tele-zoom lens and a 100-300mm F5.6 AF ultra-telephoto zoom lens respectively.