Amazon.com offers the Sigma 70-300mm f/4.0-5.6 DG OS SLD Super Multi-Layer Telephoto Zoom Lens for Canon AF, model no. 572-101, for $335.56 with free shipping. That’s $38 under our May mention and the lowest total price we’ve seen for this lens. (It’s also a current price low by $63.) It’s designed to fit most Canon EOS Digital SLR cameras.
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