Amazon.com : Canon EF 24-70mm f/4.0L IS USM Standard Zoom,Used Canon EF 24-70mm f/4 L IS USM | MPB,Canon EF 24-70mm f/4L IS USM Lens Review,Canon 24-70mm f/4 IS USM 'L' lens review with samples (Full,Canon EF 24-70mm f/4L IS USM review: The ideal standard zoom