Super Multi Coating reduces flare and ghosting that tends to occur when using digital SLR cameras.

A super wide-angle zoom lens with a large aperture. Designed to suit the special characteristics of digital cameras

17-35mm F2.8-4 EX DG ASPHERICAL HSM is specially designed to suit the characteristics of digital SLR cameras.This lens has a compact dimensions that features overall length of 86.2mm/3.3in. SLD (Special Low Dispersion) Glass is used for effective compensation of color aberration. Two pieces of molded glass aspherical lens elements offer excellent correction for distortion as well as all types of aberration.
Excellent optical performance was realized both for Digital SLR cameras and film SLR cameras.

Minimum focusing distance of 27cm/10.6in allows you to come very near to subject.

It has a minimum focusing distance of 27cm / 10.6in. at all focal lengths, and maximum magnification ratio of 1:4.5. This super-wide angle lens? useful range of view is very convenient for close-up photography.

HSM (Hyper Sonic Motor) provides quiet, high-speed autofocus shooting, as well as full-time manual focus.

Sigma, Nikon and Canon are equipped with Hyper Sonic Motor (HSM). It is easy to revert to Manual Focus by simply turning the focusing ring and overriding the AF.
An inner focus system provides high performance and convenience. The inner focus system allows the lens to be focused without having to rotate the front of the lens, so the lens accepts a Petal-type hood and it is also easy to use a circular polarizing filter.

Inner Focus System

An inner focus system provides high performance and convenience. The non-rotating lens barrel perfectly suits the matched petal shaped lens hood.

SIGMA 17-35mm F2.8-4 EX DG ASPHERICAL HSM is awarded TIPA best consumer lens in Europe , 2004

The large aperture super-wide angle zoom lens Sigma " 17-35mm F2.8-4 EX DG ASPHERICAL HSM " that incorporates the very latest optical technology, wins " TIPA (Technical Image Press Association) best consumer lens in Europe, 2004 " prize.

Lens Construction	16 Elements in 13 Groups
Angle of View	103.7 - 63.4 degrees
Number of Diaphragm Blades	8 Blades
Minimum Aperture	F22
Minimum Focusing Distance	27cm / 10.6 in.
Maximum Magnification	1:4.5
Filter Size	Diameter 77mm
Dimensions	Diameter 83.5mm X Length 88.7mm 3.3 in. x 3.4 in.
Weight	560g / 19.8 oz.
Corresponding AF Mounts	[17-35mm F2.8-4 EX DG Aspherical HSM] Sigma, Canon, Nikon (D) [17-35mm F2.8-4 EX DG Aspherical] Sony/Minolta (D), Pentax