Description
Sigma APO 70-200mm F2.8 EX DG OS HSM is the second generation of this large aperture telephoto zoom lens now incorporating Sigma & rsquo s Optical Stabilization function OS. Two FLD glass elements which have the performance equal to fluorite glass have also been added along with three SLD glass elements all which provide excellent correction of color aberration. In spite of the additions of all of these features Sigma has managed to make the lens more compact than its predecessor measuring only 7.8&rdquo in length. For any serious photographer where the 70-200mm focal range is often the most important second lens to own after the initial standards lens or mid range zooms. The fast aperture is extremely useful and important in low light environments or when shooting fast moving situations where a higher shutter speed demands maximum lights thru the lens. HSM ensures quiet and high speed AF as well as full-time manual focus capability. Super Multi-Layer lens coating reduces flare ghosti
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