Sigma 70-200mm f/2.8 EX DG HSM II Macro Zoom Lens for Nikon Digital SLR Cameras

Tuesday, September 20, 2011

Sigma 70-200mm f/2.8 EX DG HSM II Macro Zoom Lens for Nikon Digital SLR Cameras

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. ...Read more

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Enjoy improved optical performance while retaining close-up ability with the large aperture Sigma 70-200mm macro zoom lens. The lens--which offers a minimum focusing distance of 39.4 inches and a maximum magnification ratio of 1:3.5--is suitable for a variety of subjects, including portraits, landscape shots, and macro photos. The lens offers two special low-dispersion (SLD) and three extraordinary low-dispersion (ELD) glass elements, providing excellent correction for all types of aberrations and creating high-quality images throughout the entire zoom range. The super multi-layer coating, meanwhile, reduces flare and ghosting. Finally, the lens incorporates a Hyper Sonic Motor (HSM), which ensures a quiet and high-speed autofocus (AF) as well as full-time manual focusing ability. Other features include inner focusing and inner zooming systems, a removable tripod collar, and a 77mm filter size.

Specifications

Focal length: 70-200mm
Maximum aperture: f/2.8
Lens construction: 18 elements in 15 groups
Angle of view: 34.3 to 12.3 degrees
Number of diaphragm blades: 9
Minimum aperture: f/22
Minimum focusing distance: 39.4 inches
Filter size: 77mm
Hood: Petal type
Corresponding AF mounts: Sigma, Canon, Nikon, Sony/Minolta, Pentax, Four Thirds
Dimensions: 3.4 inches in diameter and 7.3 inches long
Weight: 48.3 ounces
Warranty: 4 year

...Read more

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Improved optical performance with a minimum focusing distance of 39.4"/100cm, 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

...Read more

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