Features
- 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
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Amazon.com Product Description
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