Canon EF 24-70mm f/2.8L II USM Standard Zoom Lens. • Canon EF 24-70mm f/2.8L II USM Lens. •USM ultrasonic autofocus motor. The Canon 24-70mm f/2.8L II is one of Canon’s most respected professional zoom lenses, known for outstanding sharpness, fast autofocus and a constant f/2.8 aperture.
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