Meeting the everincreasing demands on image quality that digital photography brings, the redesigned EF 2470mm f/28L II USM is the latest update to the acclaimed LSeries of EF optics, reestablishing a new standard for superb optics, highend durable construction and performance in professional zoom lensesThe Canon EF 2470mm f/28L II USM was announced a year ago, in February 12, as an update to the venerable EF 2470mm f/28L USM of 02 It features an allnew optical design, designed to provide improved imaging performance right across the frame and reduced distortion compared to its predecessorFirst, if the f/4 aperture is not wide enough, the lens to get is the Canon EF 2470mm f/28L II USM Lens This lens is an excellent allaround performer, but you must give up image stabilization and the mm focal length range (and considerably more money) with this choice Pertinent to most is that the f/28 lens is sharper than the f/4 The 2470 L II has much less CA at 24mm, but, reaching its zoom range ext