The Sigma 24-70mm F2.8 DG OS HSM Art is a fast standard zoom lens for full-frame Canon, Nikon and Sigma mounts. It has three special-low-dispersion and four aspherical elements, optical image stabilization, nine rounded aperture blades and an ultrasonic (HSM) focus motor. The lens is sealed against dust and moisture and supports 82mm filters. Zoom Lens Shootout: Canon RF 28-70 f/2 VS Canon EF 24-70 f/2.8 Canon Unveils the RF 15-35mm f/2.8L IS and RF 24-70mm f/2.8L IS Lenses Canon Announces the Development of 6 New RF Lenses Key Features. Full Frame Lens with APS-C compatibility. Updated 24-70mm design with Optical Stabilization (OS) A modern workhorse with great image quality for many forms of photography. Lens Mount: Canon EF Mount. Zoom Focal Length: 24-70mm. Lens Format: Full Frame. The Tamron SP 24-70mm F2.8 Di VC USD G2 is the company's second generation 'standard' zoom lens for full-frame Canon and Nikon DSLRs. Out of its 17 elements, 2 are extra refractive, three are low dispersion, three are gloss-modeled aspherical and one is 'hybrid' aspherical. An eBAND coating reduces flare and ghosting while the front element's The Canon EF 24mm f/2.8 IS USM Lens review was created simultaneously with the Canon EF 28mm f/2.8 IS USM Lens Review. These nearly identical lenses arrived at the same time and replace the also-similar-to-each-other Canon EF 24mm f/2.8 Lens and Canon EF 28mm f/2.8 Lens. The 24 IS and 28 IS have improved image quality, add image stabilization Sigma 24-70mm f/2.8 IF EX DG HSM lens review. Sigma’s pro-spec 24-70mm f2.8 full-frame zoom lens is available in Canon, Nikon, Pentax, Sony and Sigma mounts, and was tested here in conjunction Canon EF 24-70mm f/2.8L USM Standard Zoom Lens for Canon SLR Cameras (Renewed) Canon EF 24-70mm f/2.8L II USM Standard Zoom Lens Tamron SP 24-70mm Di VC USD Canon Mount AFA007C-700 (Model A007E) Sigma 24-70mm f/2.8 EX DG Macro User Reviews. 7.4/10 average of 15 review (s) Build Quality 7.8/10 Image Quality 7.8/10. Now, you can pick up the Sigma 24-70mm f/2.8 DG DN Art for half the price, and if your Canon 24-70mm f/2.8 L II or Nikon 24-70mm f/2.8 VR was in great condition, you might even come out ahead when selling those lenses on the used market! Portrait Photography. For portrait photographers, all of the above discussion applies, with one caveat. Re: img image stabilisation on Canon EF 24-70mm f/2.8 L USM In reply to HarryLally • Feb 2, 2019 HarryLally wrote: mnPh.