Sigma 50-500mm f/4.5-6.3 APO DG OS HSM
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By DigitalRev Cameras
This ultra telephoto zoom lens covers a range of focal lengths from 50mm to 500mm ultra telephoto. This lens is equipped with Sigma?fs unique OS (Optical Stabiliser) function. This system enables hand held photography for many types of subjects such as motor sports, aeroplanes, close-up and wildlife. Four SLD (Special Low Dispersion) glass elements provide excellent correction of colour aberration throughout the entire zoom range. Incorporation of HSM (Hyper Sonic Motor) ensures quiet and high speed AF, while allowing full-time manual focus override. The addition of the optional APO TELE CONVERTER produces a 1000mm ultra telephoto zoom lens.>>> Find More <<<
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