Sigma has announced a new and improved version of its widest rectilinear zoom lens for full-frame digital SLR cameras. The optical formula now incorporates one SLD and four FLD glass elements to minimise colour aberration and provide “excellent image quality throughout the zoom range”.Three glass mold elements and one hybrid aspherical lens give advanced performance in a compact and lightweight construction and the Super Multi-Layer Coating reduces flare and ghosting., the company says. In addition, this lens features Sigma’s splashproof design for use in harsh conditions. Pricing is to be announced.

Sigma Press Release

12-24mm f/4.5-5.6 EX DG HSM II

Ultra wide-angle lens designed for full frame digital SLR cameras

Ultra wide angle of view
One SLD and four FLD lens elements
Splash proof design
Minimum focusing distance of just 28cm
HSM for fast and quiet autofocus

The Sigma Corporation is pleased to announce the new Sigma 12-24mm F4.5-5.6 DG HSM II.

One SLD and four FLD glass elements compensate for colour aberration and provide excellent image quality throughout the zoom range. Three glass mold elements and one hybrid aspherical lens give advanced performance in a compact and lightweight construction and the Super Multi-Layer Coating reduces flare and ghosting.

This lens has superior peripheral brightness and provides sharp and high contrast images even at the maximum apertures.

Incorporation of HSM (Hyper Sonic Motor) ensures quiet and high speed autofocus while allowing full-time manual focus override. This lens has a minimum focusing distance of 28cm (11.0”) throughout the entire zoom range and a maximum magnification ratio of 1:6.4. In addition, this lens features Sigma’s splash proof design for use in harsh conditions.

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