Sigma 70-200mm f/2.8 APO EX DG HSM OS FLD Large Aperture Telephoto Zoom Lens for Sigma Digital

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Sigma 70-200mm f/2.8 APO EX DG HSM OS FLD Large Aperture Telephoto Zoom Lens for Sigma Digital

Product Description :
70-200mm focal length
105-300mm equivalent focal length on APS-C cameras 112-320mm equivalent focal length on Canon APS-C cameras
F28 constant maximum aperture F22 minimum
Ring-type ultrasonic-type AF motor with full-time manual focusing
Image stabilization 4 stops claimed Dual mode normal and panning
77mm filters