Sigma APO DG Macro Autofocus Telephoto Zoom Lens for Canon EOS (70-300mm)(f4-5.6)

This lens is a compact Apochromatic tele zoom lens incorporating two Special Low Dispersion glass elements in the front lens group, plus one Special Low Dispersion glass element in the rear lens group, to minimize chromatic aberration.

The DG lens design corrects for various aberrations. This lens is specially coated to get the best color balance while also cutting down on ghosting caused by reflections from the digital image sensor.

• Macro photography with a 1:2 maximum close-up magnification at the 300mm focal length
• The built-in autofocusing motor ensures quiet and high-speed auto focusing with full time manual focus override.
• Switch for changeover to macro photography at focal lengths between 200mm and 300mm with a maximum close-up magnification from 1:2.9 to 1:2
• The lens materials used in this product are lead and arsenic free ecological glass