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Requested Product:

18-50mm F2.8 EX DC

 from Sigma Corporation of America

Description:
EX lens series denotes excellence of engineering and new technology. Compact and lightweight zoom despite large F2.8 aperture. Excellent correction for various types of aberration provided by one SLD (Special Low Dispersion) glass element and two aspherical lenses. Super Multi Layer (SML) coating reduces flare and ghosting from which digital cameras tend to suffer. F2.8 large aperture standard zoom lens designed specially for use with digital SLR cameras.

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